<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2020 Workiva-->
<!--r:f03fe4e9-884e-4cc9-8a63-c8fec17eccff,g:dc2a43d6-e13f-44dd-a8e7-d64bcdd19dda-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.dell.com/role/CoverPage" xlink:type="simple" xlink:href="dell-20201030.xsd#CoverPage"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CoverPage" xlink:type="extended" id="icad541b99ba247d9957949058a193dcf_CoverPage">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_17f4cd29-f401-4ceb-a9e8-f5f84db9afe3" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_DocumentType_17f4cd29-f401-4ceb-a9e8-f5f84db9afe3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_20f1e994-b142-4bf5-9ecb-9c0f41b6243f" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentQuarterlyReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_DocumentQuarterlyReport_20f1e994-b142-4bf5-9ecb-9c0f41b6243f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_ea3f5429-5e58-4a2e-bd3a-b41ba54fbdf1" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_DocumentPeriodEndDate_ea3f5429-5e58-4a2e-bd3a-b41ba54fbdf1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_7de912c6-dba3-4938-87d3-9cacafd8990a" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentTransitionReport"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_DocumentTransitionReport_7de912c6-dba3-4938-87d3-9cacafd8990a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_90c67524-2aaa-456e-b525-d52cca52492b" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityFileNumber_90c67524-2aaa-456e-b525-d52cca52492b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_59c8278e-9931-419f-a60d-2d99d3df5f39" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityRegistrantName_59c8278e-9931-419f-a60d-2d99d3df5f39" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_71ea469e-a348-47af-9df1-5be21e8536d4" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityIncorporationStateCountryCode_71ea469e-a348-47af-9df1-5be21e8536d4" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_29a68203-c7a8-4f7f-a33d-46ff9569f6f6" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityTaxIdentificationNumber_29a68203-c7a8-4f7f-a33d-46ff9569f6f6" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_e7d2f3bd-275a-47d5-8bec-e3316dbb7bc0" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityAddressAddressLine1_e7d2f3bd-275a-47d5-8bec-e3316dbb7bc0" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_045f375d-6e65-47c9-bc46-952886a3c03d" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityAddressCityOrTown_045f375d-6e65-47c9-bc46-952886a3c03d" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_931425af-7442-42ef-9700-e35b4209aa5c" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityAddressStateOrProvince_931425af-7442-42ef-9700-e35b4209aa5c" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_7fbf2188-934c-49e0-94fb-f1f5047ba2d5" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityAddressPostalZipCode_7fbf2188-934c-49e0-94fb-f1f5047ba2d5" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_fd9efbed-e572-45e0-928d-1f873c60c2c2" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_CityAreaCode_fd9efbed-e572-45e0-928d-1f873c60c2c2" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_8e54174b-f4f7-4b5b-ba20-81882fd4388c" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_LocalPhoneNumber_8e54174b-f4f7-4b5b-ba20-81882fd4388c" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_2e10c0b3-d314-4a67-bd26-271a38f7e76e" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_Security12bTitle"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_Security12bTitle_2e10c0b3-d314-4a67-bd26-271a38f7e76e" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_610aaff5-ee83-4a91-8769-38604de0b78a" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_TradingSymbol"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_TradingSymbol_610aaff5-ee83-4a91-8769-38604de0b78a" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_e45f022c-e497-4f80-9058-3e5aeae944e3" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_SecurityExchangeName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_SecurityExchangeName_e45f022c-e497-4f80-9058-3e5aeae944e3" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_2719ab65-9b3a-4b31-82e6-d56e74bf2ddd" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCurrentReportingStatus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityCurrentReportingStatus_2719ab65-9b3a-4b31-82e6-d56e74bf2ddd" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_7e1416ba-8f4c-42e6-8b52-60ba530da444" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityInteractiveDataCurrent_7e1416ba-8f4c-42e6-8b52-60ba530da444" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_eff0f3d9-1445-49a3-a3e7-6e2e78b199a3" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityFilerCategory"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityFilerCategory_eff0f3d9-1445-49a3-a3e7-6e2e78b199a3" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_c9296b5a-0b5c-42c1-9bd8-0a94d37bbd72" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitySmallBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntitySmallBusiness_c9296b5a-0b5c-42c1-9bd8-0a94d37bbd72" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_84966ade-b98e-45e3-925e-68546bb4aa1a" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityEmergingGrowthCompany_84966ade-b98e-45e3-925e-68546bb4aa1a" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_f764f03e-5d5c-4176-a861-cda084af5ea3" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityShellCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityShellCompany_f764f03e-5d5c-4176-a861-cda084af5ea3" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_fb50eb8c-5fa7-4023-8c7a-0eb7dcaa26e9" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_fb50eb8c-5fa7-4023-8c7a-0eb7dcaa26e9" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_991d4b40-0b63-424f-a9f4-8e83e9522f23" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntityCentralIndexKey_991d4b40-0b63-424f-a9f4-8e83e9522f23" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_b6309689-b8e7-4c02-aeb4-28858b27d9b8" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_CurrentFiscalYearEndDate_b6309689-b8e7-4c02-aeb4-28858b27d9b8" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_9fa8941a-da5b-41f4-91eb-e9a126919ce3" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalYearFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_DocumentFiscalYearFocus_9fa8941a-da5b-41f4-91eb-e9a126919ce3" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_fbe0d918-4302-411b-9131-6e6ca2b8c9a6" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_DocumentFiscalPeriodFocus_fbe0d918-4302-411b-9131-6e6ca2b8c9a6" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_0a2fb111-3a75-493f-afa2-1916bad37fe3" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_AmendmentFlag_0a2fb111-3a75-493f-afa2-1916bad37fe3" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitiesTable_cbaab151-04bc-4611-8501-15f740a5830b" xlink:href="https://xbrl.sec.gov/dei/2019/dei-2019-01-31.xsd#dei_EntitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_EntityInformationLineItems_65639b05-8384-4da2-9793-7ea02e1f20f9" xlink:to="loc_dei_EntitiesTable_cbaab151-04bc-4611-8501-15f740a5830b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_ddfd11ca-4323-46d0-a95a-0d8122baa15a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_cbaab151-04bc-4611-8501-15f740a5830b" xlink:to="loc_us-gaap_StatementClassOfStockAxis_ddfd11ca-4323-46d0-a95a-0d8122baa15a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_ddfd11ca-4323-46d0-a95a-0d8122baa15a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_ddfd11ca-4323-46d0-a95a-0d8122baa15a" xlink:to="loc_us-gaap_ClassOfStockDomain_ddfd11ca-4323-46d0-a95a-0d8122baa15a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_639e1d66-c94b-47c7-8503-483e41b0773e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_ddfd11ca-4323-46d0-a95a-0d8122baa15a" xlink:to="loc_us-gaap_ClassOfStockDomain_639e1d66-c94b-47c7-8503-483e41b0773e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassCMember_878a2c02-811e-44ff-ba91-8cfb242dcb4f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_639e1d66-c94b-47c7-8503-483e41b0773e" xlink:to="loc_us-gaap_CommonClassCMember_878a2c02-811e-44ff-ba91-8cfb242dcb4f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_f6168654-2a09-46dd-b3a0-0f05c579055e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_639e1d66-c94b-47c7-8503-483e41b0773e" xlink:to="loc_us-gaap_CommonClassAMember_f6168654-2a09-46dd-b3a0-0f05c579055e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_e86977c1-cf48-4d34-a503-0d3beffeab17" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_639e1d66-c94b-47c7-8503-483e41b0773e" xlink:to="loc_us-gaap_CommonClassBMember_e86977c1-cf48-4d34-a503-0d3beffeab17" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFFINANCIALPOSITION" xlink:type="simple" xlink:href="dell-20201030.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFFINANCIALPOSITION"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFFINANCIALPOSITION" xlink:type="extended" id="i5cc0f7d0a4be4483a3203789fa93cdab_CONDENSEDCONSOLIDATEDSTATEMENTSOFFINANCIALPOSITION"/>
  <link:roleRef roleURI="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFFINANCIALPOSITIONParenthetical" xlink:type="simple" xlink:href="dell-20201030.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFFINANCIALPOSITIONParenthetical"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFFINANCIALPOSITIONParenthetical" xlink:type="extended" id="ib592c3e5f24245bc90f4d915e10a4d66_CONDENSEDCONSOLIDATEDSTATEMENTSOFFINANCIALPOSITIONParenthetical"/>
  <link:roleRef roleURI="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFINCOMELOSS" xlink:type="simple" xlink:href="dell-20201030.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFINCOMELOSS"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFINCOMELOSS" xlink:type="extended" id="ida6d831741d24b6295121143dcd7059b_CONDENSEDCONSOLIDATEDSTATEMENTSOFINCOMELOSS">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_e8ab8c69-e2dd-4b88-93fc-1a8b4022a5b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenuesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_RevenuesAbstract_e8ab8c69-e2dd-4b88-93fc-1a8b4022a5b3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_00d43d80-d54c-4c36-bba8-2ccbd3ecd8eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesAbstract_e8ab8c69-e2dd-4b88-93fc-1a8b4022a5b3" xlink:to="loc_us-gaap_Revenues_00d43d80-d54c-4c36-bba8-2ccbd3ecd8eb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenueAbstract_2d42cacd-5a36-485a-a511-5ab9a7fe7ba6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfRevenueAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_CostOfRevenueAbstract_2d42cacd-5a36-485a-a511-5ab9a7fe7ba6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_df80c68b-8e86-494d-ab52-9eb370bd8f04" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CostOfRevenueAbstract_2d42cacd-5a36-485a-a511-5ab9a7fe7ba6" xlink:to="loc_us-gaap_CostOfRevenue_df80c68b-8e86-494d-ab52-9eb370bd8f04" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_2079c832-60d0-495f-8e1e-7b7b4ce73dfa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GrossProfit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_GrossProfit_2079c832-60d0-495f-8e1e-7b7b4ce73dfa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpensesAbstract_08e5cbd2-4daf-4411-91f8-c5d652bef9de" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingExpensesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_OperatingExpensesAbstract_08e5cbd2-4daf-4411-91f8-c5d652bef9de" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_659f4953-1ceb-4399-a758-a478c8bb0cfb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingExpensesAbstract_08e5cbd2-4daf-4411-91f8-c5d652bef9de" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_659f4953-1ceb-4399-a758-a478c8bb0cfb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_4f072691-2a18-4d21-ad41-8fde97c27622" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingExpensesAbstract_08e5cbd2-4daf-4411-91f8-c5d652bef9de" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_4f072691-2a18-4d21-ad41-8fde97c27622" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_0868b083-62e4-4962-a055-d1caeba8e397" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingExpenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingExpensesAbstract_08e5cbd2-4daf-4411-91f8-c5d652bef9de" xlink:to="loc_us-gaap_OperatingExpenses_0868b083-62e4-4962-a055-d1caeba8e397" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_537856de-ca5a-48b4-b1ff-bffb26ebe518" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_OperatingIncomeLoss_537856de-ca5a-48b4-b1ff-bffb26ebe518" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_300634a3-dd6a-4770-b55c-71103e0235f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_300634a3-dd6a-4770-b55c-71103e0235f7" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_faf59e59-91b1-44da-bc15-907b5c758d1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_faf59e59-91b1-44da-bc15-907b5c758d1d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_9d23560b-b447-4871-96bd-ab81743800e1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_9d23560b-b447-4871-96bd-ab81743800e1" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_808073ff-a6da-4017-8871-b14e2991e911" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_ProfitLoss_808073ff-a6da-4017-8871-b14e2991e911" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_7dd79d9f-e22e-47ac-ba55-9004b151e007" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNoncontrollingInterest_7dd79d9f-e22e-47ac-ba55-9004b151e007" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_39bfe69b-5f0e-4aaf-a124-79f9f43b2611" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_NetIncomeLoss_39bfe69b-5f0e-4aaf-a124-79f9f43b2611" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAbstract_f7e6632b-3693-49fa-bdcf-7e6f8fa00e62" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasicAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_EarningsPerShareBasicAbstract_f7e6632b-3693-49fa-bdcf-7e6f8fa00e62" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_c831463c-058e-46f3-b4a6-cd0a8df314b1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_f7e6632b-3693-49fa-bdcf-7e6f8fa00e62" xlink:to="loc_us-gaap_EarningsPerShareBasic_c831463c-058e-46f3-b4a6-cd0a8df314b1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_1d423e22-fcb5-4a9a-83be-8bfe4f5ee347" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_f7e6632b-3693-49fa-bdcf-7e6f8fa00e62" xlink:to="loc_us-gaap_EarningsPerShareDiluted_1d423e22-fcb5-4a9a-83be-8bfe4f5ee347" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_67fb0247-cc45-47e0-a756-69441c05107c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_867ede1c-128c-49d7-aca4-cf5fbdf1fe1a" xlink:to="loc_us-gaap_StatementTable_67fb0247-cc45-47e0-a756-69441c05107c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_10b71198-1bb5-4e40-9ab1-b806729f6417" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_67fb0247-cc45-47e0-a756-69441c05107c" xlink:to="loc_srt_ProductOrServiceAxis_10b71198-1bb5-4e40-9ab1-b806729f6417" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_10b71198-1bb5-4e40-9ab1-b806729f6417_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_10b71198-1bb5-4e40-9ab1-b806729f6417" xlink:to="loc_srt_ProductsAndServicesDomain_10b71198-1bb5-4e40-9ab1-b806729f6417_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_8f2fb985-9d1a-4d5f-87b6-6664807869ea" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_10b71198-1bb5-4e40-9ab1-b806729f6417" xlink:to="loc_srt_ProductsAndServicesDomain_8f2fb985-9d1a-4d5f-87b6-6664807869ea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductMember_a2c01d0b-e1be-4ea7-93fc-08cf348c3f42" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProductMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_8f2fb985-9d1a-4d5f-87b6-6664807869ea" xlink:to="loc_us-gaap_ProductMember_a2c01d0b-e1be-4ea7-93fc-08cf348c3f42" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ServiceMember_cb1f576c-bf1b-42b5-84f6-a273248852e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ServiceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_8f2fb985-9d1a-4d5f-87b6-6664807869ea" xlink:to="loc_us-gaap_ServiceMember_cb1f576c-bf1b-42b5-84f6-a273248852e0" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="simple" xlink:href="dell-20201030.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="extended" id="i23ec17f6cb854342817b3295cffd2b3f_CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS"/>
  <link:roleRef roleURI="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSSParenthetical" xlink:type="simple" xlink:href="dell-20201030.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSSParenthetical"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSSParenthetical" xlink:type="extended" id="ic4c368c6395a4ff3b5f562f451b3941c_CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSSParenthetical"/>
  <link:roleRef roleURI="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="dell-20201030.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended" id="idc6a14b7cead44a6a5501929a76f3909_CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:roleRef roleURI="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYDEFICIT" xlink:type="simple" xlink:href="dell-20201030.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYDEFICIT"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYDEFICIT" xlink:type="extended" id="i7607c73c2cd549608a4d7bd6933a1b01_CONDENSEDCONSOLIDATEDSTATEMENTSOFSTOCKHOLDERSEQUITYDEFICIT">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_c351d855-443d-4587-b70b-f20a0c404030" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_c351d855-443d-4587-b70b-f20a0c404030" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesIssued_60ef6940-6741-49b5-bec1-ae6be1f90b78" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_SharesIssued_60ef6940-6741-49b5-bec1-ae6be1f90b78" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_dced4519-4959-42bd-ab0f-1ddc7dd22628" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_dced4519-4959-42bd-ab0f-1ddc7dd22628" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_8a0ef2be-8088-41cb-9882-ad332d01b36f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_ProfitLoss_8a0ef2be-8088-41cb-9882-ad332d01b36f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_9538df0b-2d8d-49ff-9a04-4e87217f7a29" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_9538df0b-2d8d-49ff-9a04-4e87217f7a29" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_4ae4226f-4984-4c53-ad36-04c3c45a6e9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_4ae4226f-4984-4c53-ad36-04c3c45a6e9f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_902aec95-a1a9-4b07-9e06-8b89cc3428e1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_902aec95-a1a9-4b07-9e06-8b89cc3428e1" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_a61184a7-bf46-4f2a-a08f-6527e2fb12d5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesNewIssues_a61184a7-bf46-4f2a-a08f-6527e2fb12d5" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_f7124bf1-51f3-4a6b-9cdb-e093587801ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueNewIssues_f7124bf1-51f3-4a6b-9cdb-e093587801ba" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_3cb51e70-676d-4fb3-884c-27201525109b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_3cb51e70-676d-4fb3-884c-27201525109b" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_37da197e-fa27-418e-b1c7-d160415ca548" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockSharesAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_TreasuryStockSharesAcquired_37da197e-fa27-418e-b1c7-d160415ca548" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_22ab5996-3e6c-46c4-81f3-fefdb08299fd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_22ab5996-3e6c-46c4-81f3-fefdb08299fd" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ReclassificationsOfPermanentToTemporaryEquity_832b7b8a-1c6d-4cc0-9f18-fd1af9ba3649" xlink:href="dell-20201030.xsd#dell_ReclassificationsOfPermanentToTemporaryEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_dell_ReclassificationsOfPermanentToTemporaryEquity_832b7b8a-1c6d-4cc0-9f18-fd1af9ba3649" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_62664daf-c52b-4661-bb0d-072f78a4a86c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_2ced6eb2-826f-4c54-94d6-6ddea62f8328" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_62664daf-c52b-4661-bb0d-072f78a4a86c" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharesIssued_23b0a420-8ec6-41e5-8348-6f60b08eccca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SharesIssued"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_74d69280-362a-4463-8745-e65d8b8a3f62" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_720a48b4-0655-42fd-984e-74e567c113b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_c351d855-443d-4587-b70b-f20a0c404030" xlink:to="loc_us-gaap_StatementTable_720a48b4-0655-42fd-984e-74e567c113b3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_12ca354e-126d-4b6a-8eba-593e95603fb7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_720a48b4-0655-42fd-984e-74e567c113b3" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_12ca354e-126d-4b6a-8eba-593e95603fb7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_12ca354e-126d-4b6a-8eba-593e95603fb7_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_12ca354e-126d-4b6a-8eba-593e95603fb7" xlink:to="loc_us-gaap_EquityComponentDomain_12ca354e-126d-4b6a-8eba-593e95603fb7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_7fc85492-2330-4a24-8dcc-e514f8c6f7a9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_12ca354e-126d-4b6a-8eba-593e95603fb7" xlink:to="loc_us-gaap_EquityComponentDomain_7fc85492-2330-4a24-8dcc-e514f8c6f7a9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockIncludingAdditionalPaidInCapitalMember_963c7e75-9365-47ee-a663-f60a2cbf80ca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockIncludingAdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_7fc85492-2330-4a24-8dcc-e514f8c6f7a9" xlink:to="loc_us-gaap_CommonStockIncludingAdditionalPaidInCapitalMember_963c7e75-9365-47ee-a663-f60a2cbf80ca" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockMember_c27923d1-485b-4f76-8d3d-85aba88dbbea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_7fc85492-2330-4a24-8dcc-e514f8c6f7a9" xlink:to="loc_us-gaap_TreasuryStockMember_c27923d1-485b-4f76-8d3d-85aba88dbbea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_9838059c-ce99-466c-b747-dec297661230" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_7fc85492-2330-4a24-8dcc-e514f8c6f7a9" xlink:to="loc_us-gaap_RetainedEarningsMember_9838059c-ce99-466c-b747-dec297661230" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_8d5157ac-2998-47d5-8e02-bd6170658089" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_7fc85492-2330-4a24-8dcc-e514f8c6f7a9" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_8d5157ac-2998-47d5-8e02-bd6170658089" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ParentMember_9bbf95ac-c7d5-49c9-94c8-56ea405d97be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_7fc85492-2330-4a24-8dcc-e514f8c6f7a9" xlink:to="loc_us-gaap_ParentMember_9bbf95ac-c7d5-49c9-94c8-56ea405d97be" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_fdca2a7d-e83e-47fb-b22c-b234463645ad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_7fc85492-2330-4a24-8dcc-e514f8c6f7a9" xlink:to="loc_us-gaap_NoncontrollingInterestMember_fdca2a7d-e83e-47fb-b22c-b234463645ad" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_6e3d19a3-00f6-4d5b-bbb8-35c334a45e25" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_720a48b4-0655-42fd-984e-74e567c113b3" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_6e3d19a3-00f6-4d5b-bbb8-35c334a45e25" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_6e3d19a3-00f6-4d5b-bbb8-35c334a45e25_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_6e3d19a3-00f6-4d5b-bbb8-35c334a45e25" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_6e3d19a3-00f6-4d5b-bbb8-35c334a45e25_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_987fc5cc-3ea3-4beb-a0fa-cda3fdf674e1" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_6e3d19a3-00f6-4d5b-bbb8-35c334a45e25" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_987fc5cc-3ea3-4beb-a0fa-cda3fdf674e1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_d46a5078-615a-4e2a-b3e7-4013ce779618" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_987fc5cc-3ea3-4beb-a0fa-cda3fdf674e1" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_d46a5078-615a-4e2a-b3e7-4013ce779618" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/BASISOFPRESENTATION" xlink:type="simple" xlink:href="dell-20201030.xsd#BASISOFPRESENTATION"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/BASISOFPRESENTATION" xlink:type="extended" id="i9ba1fd9b4ef940449913ffba9ed9851e_BASISOFPRESENTATION"/>
  <link:roleRef roleURI="http://www.dell.com/role/BASISOFPRESENTATIONNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#BASISOFPRESENTATIONNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/BASISOFPRESENTATIONNarrativeDetails" xlink:type="extended" id="i8e2f57a9703e40f9a13ff3d805103e13_BASISOFPRESENTATIONNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_25f5d24a-6813-4c46-aff1-550d53dd9110" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_Revenues_25f5d24a-6813-4c46-aff1-550d53dd9110" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_9970099d-00e4-4dbe-b7df-5b746b24814e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinesses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_9970099d-00e4-4dbe-b7df-5b746b24814e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_9c8080c3-62e5-4e63-9a53-7d107750a156" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_9c8080c3-62e5-4e63-9a53-7d107750a156" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_GainLossOnDispositionOfBusinessNetOfTax_119fc8d8-ba47-41c8-8784-0b2c1565b67b" xlink:href="dell-20201030.xsd#dell_GainLossOnDispositionOfBusinessNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_dell_GainLossOnDispositionOfBusinessNetOfTax_119fc8d8-ba47-41c8-8784-0b2c1565b67b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationDispositionOfBusiness_56d9823c-fd8f-40cb-af77-0fde9c514098" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationDispositionOfBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_IncomeTaxReconciliationDispositionOfBusiness_56d9823c-fd8f-40cb-af77-0fde9c514098" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionSharePrice_10116ca6-42a4-4a2a-94c0-03edf67a10bc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionSharePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_BusinessAcquisitionSharePrice_10116ca6-42a4-4a2a-94c0-03edf67a10bc" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_BusinessAcquisitionEquityInterestIssuedOrIssuableConversionOfShares_e42bdc94-6eaa-4b57-8441-20e0f2f95e2a" xlink:href="dell-20201030.xsd#dell_BusinessAcquisitionEquityInterestIssuedOrIssuableConversionOfShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_dell_BusinessAcquisitionEquityInterestIssuedOrIssuableConversionOfShares_e42bdc94-6eaa-4b57-8441-20e0f2f95e2a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_63fe85f5-35ea-402e-94ca-4f7db98e0e06" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_63fe85f5-35ea-402e-94ca-4f7db98e0e06" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_690a1a94-85ac-4397-a4aa-437ff30f611a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_690a1a94-85ac-4397-a4aa-437ff30f611a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_bc8d5359-e0de-491c-afc5-1174e689c475" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesAcquisitions_bc8d5359-e0de-491c-afc5-1174e689c475" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_3c204d7e-8fef-48a6-9f07-a7d1a812a151" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_3c204d7e-8fef-48a6-9f07-a7d1a812a151" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_BusinessCombinationConsiderationTransferredConvertibleSharesAmountPerShare_1a66a9f6-7507-4917-a1d2-8b59f649d488" xlink:href="dell-20201030.xsd#dell_BusinessCombinationConsiderationTransferredConvertibleSharesAmountPerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_dell_BusinessCombinationConsiderationTransferredConvertibleSharesAmountPerShare_1a66a9f6-7507-4917-a1d2-8b59f649d488" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_e169c5d7-28ad-4d98-8b0a-c41ae0173134" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_e169c5d7-28ad-4d98-8b0a-c41ae0173134" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_2ba025b3-aa2b-48fa-ab73-88970b27de36" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_2ba025b3-aa2b-48fa-ab73-88970b27de36" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_8701fcd9-592e-4d6c-812b-cf98d4eec2e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_8701fcd9-592e-4d6c-812b-cf98d4eec2e7" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_71ea839a-ca16-4602-87b2-46b36af4fb37" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_71ea839a-ca16-4602-87b2-46b36af4fb37" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fc41b59f-4244-4767-a64a-4c67f695c5f0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_6ecf2d3c-a987-4193-b607-61adf5f94c03" xlink:to="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fc41b59f-4244-4767-a64a-4c67f695c5f0" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_4c6aab42-f2af-45de-8785-23149029184f" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fc41b59f-4244-4767-a64a-4c67f695c5f0" xlink:to="loc_srt_RestatementAxis_4c6aab42-f2af-45de-8785-23149029184f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_4c6aab42-f2af-45de-8785-23149029184f_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_4c6aab42-f2af-45de-8785-23149029184f" xlink:to="loc_srt_RestatementDomain_4c6aab42-f2af-45de-8785-23149029184f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_4f0c9eeb-4f38-43b0-9b93-54c4853beebf" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_4c6aab42-f2af-45de-8785-23149029184f" xlink:to="loc_srt_RestatementDomain_4f0c9eeb-4f38-43b0-9b93-54c4853beebf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAdjustmentMember_c1ccff41-2d06-48dc-8f90-81e97912acbc" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RestatementAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_4f0c9eeb-4f38-43b0-9b93-54c4853beebf" xlink:to="loc_srt_RestatementAdjustmentMember_c1ccff41-2d06-48dc-8f90-81e97912acbc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_068311e8-d4f5-48bf-9670-cce16b70b7db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fc41b59f-4244-4767-a64a-4c67f695c5f0" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_068311e8-d4f5-48bf-9670-cce16b70b7db" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_068311e8-d4f5-48bf-9670-cce16b70b7db_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_068311e8-d4f5-48bf-9670-cce16b70b7db" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_068311e8-d4f5-48bf-9670-cce16b70b7db_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_28c6f944-c3f4-4cbd-b1c2-ebdf73533839" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_068311e8-d4f5-48bf-9670-cce16b70b7db" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_28c6f944-c3f4-4cbd-b1c2-ebdf73533839" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_RSASecurityMember_64985429-98a1-4d7e-b6e7-9fbe572b11f5" xlink:href="dell-20201030.xsd#dell_RSASecurityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_28c6f944-c3f4-4cbd-b1c2-ebdf73533839" xlink:to="loc_dell_RSASecurityMember_64985429-98a1-4d7e-b6e7-9fbe572b11f5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_d45428c6-c178-4728-b1c0-c27203bcaf7e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fc41b59f-4244-4767-a64a-4c67f695c5f0" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_d45428c6-c178-4728-b1c0-c27203bcaf7e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_d45428c6-c178-4728-b1c0-c27203bcaf7e_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_d45428c6-c178-4728-b1c0-c27203bcaf7e" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_d45428c6-c178-4728-b1c0-c27203bcaf7e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_fd36894a-da12-4f3f-9637-dc5e81893472" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_d45428c6-c178-4728-b1c0-c27203bcaf7e" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_fd36894a-da12-4f3f-9637-dc5e81893472" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_79abc628-a8ca-4221-93ad-4a83a8ba5c5a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_fd36894a-da12-4f3f-9637-dc5e81893472" xlink:to="loc_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_79abc628-a8ca-4221-93ad-4a83a8ba5c5a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_49b18ae8-3c3d-4c29-82cb-b7ef870791ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fc41b59f-4244-4767-a64a-4c67f695c5f0" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_49b18ae8-3c3d-4c29-82cb-b7ef870791ee" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_49b18ae8-3c3d-4c29-82cb-b7ef870791ee_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_49b18ae8-3c3d-4c29-82cb-b7ef870791ee" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_49b18ae8-3c3d-4c29-82cb-b7ef870791ee_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_e9533cb8-5fff-40a1-b090-76d91ed3df14" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_49b18ae8-3c3d-4c29-82cb-b7ef870791ee" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_e9533cb8-5fff-40a1-b090-76d91ed3df14" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_PivotalSoftwareMember_833a5f5b-5b9e-4576-bee3-c697f5e7ae20" xlink:href="dell-20201030.xsd#dell_PivotalSoftwareMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_e9533cb8-5fff-40a1-b090-76d91ed3df14" xlink:to="loc_dell_PivotalSoftwareMember_833a5f5b-5b9e-4576-bee3-c697f5e7ae20" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_MergerAgreementMember_8fe4000a-bc26-4669-8ccb-be9555f71561" xlink:href="dell-20201030.xsd#dell_MergerAgreementMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_e9533cb8-5fff-40a1-b090-76d91ed3df14" xlink:to="loc_dell_MergerAgreementMember_8fe4000a-bc26-4669-8ccb-be9555f71561" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_cc918cfc-a374-480d-901c-1a6330f2da67" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fc41b59f-4244-4767-a64a-4c67f695c5f0" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_cc918cfc-a374-480d-901c-1a6330f2da67" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_cc918cfc-a374-480d-901c-1a6330f2da67_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_cc918cfc-a374-480d-901c-1a6330f2da67" xlink:to="loc_us-gaap_SegmentDomain_cc918cfc-a374-480d-901c-1a6330f2da67_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_8ad523f2-4f10-44e6-8609-4b4425304d37" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_cc918cfc-a374-480d-901c-1a6330f2da67" xlink:to="loc_us-gaap_SegmentDomain_8ad523f2-4f10-44e6-8609-4b4425304d37" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareInc.Member_6cc85035-2cab-410d-9db6-c3b1fbc3e7f2" xlink:href="dell-20201030.xsd#dell_VMwareInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_8ad523f2-4f10-44e6-8609-4b4425304d37" xlink:to="loc_dell_VMwareInc.Member_6cc85035-2cab-410d-9db6-c3b1fbc3e7f2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_a742b20e-d40d-4bf8-bdf8-884c57569cb1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fc41b59f-4244-4767-a64a-4c67f695c5f0" xlink:to="loc_us-gaap_StatementClassOfStockAxis_a742b20e-d40d-4bf8-bdf8-884c57569cb1" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_a742b20e-d40d-4bf8-bdf8-884c57569cb1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_a742b20e-d40d-4bf8-bdf8-884c57569cb1" xlink:to="loc_us-gaap_ClassOfStockDomain_a742b20e-d40d-4bf8-bdf8-884c57569cb1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_daea6bf8-972d-4677-b410-f4d56a4ad315" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_a742b20e-d40d-4bf8-bdf8-884c57569cb1" xlink:to="loc_us-gaap_ClassOfStockDomain_daea6bf8-972d-4677-b410-f4d56a4ad315" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_cd7127df-afbe-49e9-a553-bdcdb95ecf1c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_daea6bf8-972d-4677-b410-f4d56a4ad315" xlink:to="loc_us-gaap_CommonClassBMember_cd7127df-afbe-49e9-a553-bdcdb95ecf1c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_e88cbaea-995a-47b1-900e-c5f1f818b2ca" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_fc41b59f-4244-4767-a64a-4c67f695c5f0" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_e88cbaea-995a-47b1-900e-c5f1f818b2ca" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_e88cbaea-995a-47b1-900e-c5f1f818b2ca_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_e88cbaea-995a-47b1-900e-c5f1f818b2ca" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_e88cbaea-995a-47b1-900e-c5f1f818b2ca_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_e938409c-dca6-4348-a86c-2ad4cb25a360" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_e88cbaea-995a-47b1-900e-c5f1f818b2ca" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_e938409c-dca6-4348-a86c-2ad4cb25a360" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_37d7a6f1-ee7c-4158-af1b-611e090c9a26" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_e938409c-dca6-4348-a86c-2ad4cb25a360" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_37d7a6f1-ee7c-4158-af1b-611e090c9a26" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" xlink:type="simple" xlink:href="dell-20201030.xsd#INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES" xlink:type="extended" id="icc375218ec9f4643833f5e2904cfb4f0_INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIES"/>
  <link:roleRef roleURI="http://www.dell.com/role/INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" xlink:type="simple" xlink:href="dell-20201030.xsd#INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies" xlink:type="extended" id="ia0f26c9608024f77955551c1e2025bae_INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESPolicies"/>
  <link:roleRef roleURI="http://www.dell.com/role/INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESNarrativeDetails" xlink:type="extended" id="i34a2a8c9a8e34dfaa42cd8c969762177_INTERIMUPDATETOSUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_1def9ba1-72f1-4be5-8b10-236acb2b292b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_5160cae0-0a9a-415c-a973-2e63466200c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_1def9ba1-72f1-4be5-8b10-236acb2b292b" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_5160cae0-0a9a-415c-a973-2e63466200c0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_bcc7806d-4c7f-40af-a015-047381bf4b7f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_1def9ba1-72f1-4be5-8b10-236acb2b292b" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_bcc7806d-4c7f-40af-a015-047381bf4b7f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_d59b7a48-9e24-4d25-89c7-480c8b96fa6f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_bcc7806d-4c7f-40af-a015-047381bf4b7f" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_d59b7a48-9e24-4d25-89c7-480c8b96fa6f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_d59b7a48-9e24-4d25-89c7-480c8b96fa6f_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_d59b7a48-9e24-4d25-89c7-480c8b96fa6f" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_d59b7a48-9e24-4d25-89c7-480c8b96fa6f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_dda9a717-8835-4817-b755-b4752cd4fa75" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_d59b7a48-9e24-4d25-89c7-480c8b96fa6f" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_dda9a717-8835-4817-b755-b4752cd4fa75" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SoftwareDevelopmentInternalUseMember_2cd1fe77-8a54-416c-8ae2-ad5e2b055eef" xlink:href="dell-20201030.xsd#dell_SoftwareDevelopmentInternalUseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_dda9a717-8835-4817-b755-b4752cd4fa75" xlink:to="loc_dell_SoftwareDevelopmentInternalUseMember_2cd1fe77-8a54-416c-8ae2-ad5e2b055eef" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTS" xlink:type="simple" xlink:href="dell-20201030.xsd#FAIRVALUEMEASUREMENTSANDINVESTMENTS"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTS" xlink:type="extended" id="ia1f6dda12dd84424b822e0bab479fa62_FAIRVALUEMEASUREMENTSANDINVESTMENTS"/>
  <link:roleRef roleURI="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSTables" xlink:type="simple" xlink:href="dell-20201030.xsd#FAIRVALUEMEASUREMENTSANDINVESTMENTSTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSTables" xlink:type="extended" id="iaff9997ab28349788d4c0461d0829427_FAIRVALUEMEASUREMENTSANDINVESTMENTSTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSHierarchyforAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FAIRVALUEMEASUREMENTSANDINVESTMENTSHierarchyforAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSHierarchyforAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisDetails" xlink:type="extended" id="i9cc96991d35f405bba6b7681952195d5_FAIRVALUEMEASUREMENTSANDINVESTMENTSHierarchyforAssetsandLiabilitiesMeasuredatFairValueonaRecurringBasisDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_ea32589c-b344-47a8-98e1-644f67b1fd34" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosureAbstract_153a9cb4-42bf-46a5-a7ed-2ebc4d3d3618" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosureAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_ea32589c-b344-47a8-98e1-644f67b1fd34" xlink:to="loc_us-gaap_AssetsFairValueDisclosureAbstract_153a9cb4-42bf-46a5-a7ed-2ebc4d3d3618" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_cc571bec-7718-4d29-8cc6-bac0c9934cc2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_153a9cb4-42bf-46a5-a7ed-2ebc4d3d3618" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_cc571bec-7718-4d29-8cc6-bac0c9934cc2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_39c66d8f-7b02-4cb9-bf28-eb0cebae29d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_153a9cb4-42bf-46a5-a7ed-2ebc4d3d3618" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_39c66d8f-7b02-4cb9-bf28-eb0cebae29d8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_e214380f-aa96-4aad-aa8d-c1aa97c377c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_153a9cb4-42bf-46a5-a7ed-2ebc4d3d3618" xlink:to="loc_us-gaap_DerivativeAssets_e214380f-aa96-4aad-aa8d-c1aa97c377c6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_d41c845c-d9cf-42a9-9ddd-7c24ba1f4ab6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsFairValueDisclosureAbstract_153a9cb4-42bf-46a5-a7ed-2ebc4d3d3618" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_d41c845c-d9cf-42a9-9ddd-7c24ba1f4ab6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_e221a6d2-cab3-4adf-8a2f-76a4b7d7d11e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_ea32589c-b344-47a8-98e1-644f67b1fd34" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_e221a6d2-cab3-4adf-8a2f-76a4b7d7d11e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_e537ef69-d68b-49bb-997f-e65aa16ca2b1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_e221a6d2-cab3-4adf-8a2f-76a4b7d7d11e" xlink:to="loc_us-gaap_DerivativeLiabilities_e537ef69-d68b-49bb-997f-e65aa16ca2b1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosure_4bbfa17b-f549-4a00-8a6f-c9338591a130" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_e221a6d2-cab3-4adf-8a2f-76a4b7d7d11e" xlink:to="loc_us-gaap_LiabilitiesFairValueDisclosure_4bbfa17b-f549-4a00-8a6f-c9338591a130" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2fcf614d-fce5-459a-b14a-ad39c28ca471" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_ea32589c-b344-47a8-98e1-644f67b1fd34" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2fcf614d-fce5-459a-b14a-ad39c28ca471" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_57ea5b69-b51a-46a1-945a-afbdd3cc559f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2fcf614d-fce5-459a-b14a-ad39c28ca471" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_57ea5b69-b51a-46a1-945a-afbdd3cc559f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_57ea5b69-b51a-46a1-945a-afbdd3cc559f_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_57ea5b69-b51a-46a1-945a-afbdd3cc559f" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_57ea5b69-b51a-46a1-945a-afbdd3cc559f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3b8a392b-262e-4588-9c21-ca04f09e0be0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_57ea5b69-b51a-46a1-945a-afbdd3cc559f" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3b8a392b-262e-4588-9c21-ca04f09e0be0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_eb45c45b-7043-4f4f-905f-ddd876657917" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3b8a392b-262e-4588-9c21-ca04f09e0be0" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_eb45c45b-7043-4f4f-905f-ddd876657917" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_76ae9f95-78a4-4d62-8e16-5ee3908e095c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3b8a392b-262e-4588-9c21-ca04f09e0be0" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_76ae9f95-78a4-4d62-8e16-5ee3908e095c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_2b37467e-1a2a-411c-a159-22e57f2f07fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_3b8a392b-262e-4588-9c21-ca04f09e0be0" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_2b37467e-1a2a-411c-a159-22e57f2f07fe" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAxis_c3cd4d86-bfa8-4001-ae6a-eb304682c089" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_2fcf614d-fce5-459a-b14a-ad39c28ca471" xlink:to="loc_us-gaap_CashAndCashEquivalentsAxis_c3cd4d86-bfa8-4001-ae6a-eb304682c089" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_c3cd4d86-bfa8-4001-ae6a-eb304682c089_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_c3cd4d86-bfa8-4001-ae6a-eb304682c089" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_c3cd4d86-bfa8-4001-ae6a-eb304682c089_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_e876b699-3c5d-4797-b3bd-e63c452e49ea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CashAndCashEquivalentsAxis_c3cd4d86-bfa8-4001-ae6a-eb304682c089" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_e876b699-3c5d-4797-b3bd-e63c452e49ea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MoneyMarketFundsMember_c9156f9b-6819-4ee8-8e23-6fcd08ae0e0e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MoneyMarketFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictedCashAndCashEquivalentsCashAndCashEquivalentsMember_e876b699-3c5d-4797-b3bd-e63c452e49ea" xlink:to="loc_us-gaap_MoneyMarketFundsMember_c9156f9b-6819-4ee8-8e23-6fcd08ae0e0e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSAdditionalInformationNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FAIRVALUEMEASUREMENTSANDINVESTMENTSAdditionalInformationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSAdditionalInformationNarrativeDetails" xlink:type="extended" id="i18415df1492e462e8ec078ae854921ab_FAIRVALUEMEASUREMENTSANDINVESTMENTSAdditionalInformationNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationPlanAssets_e98194b4-b2d3-416c-b715-639952943b52" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredCompensationPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:to="loc_us-gaap_DeferredCompensationPlanAssets_e98194b4-b2d3-416c-b715-639952943b52" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_537ceaab-39b3-4287-8eb2-867609ca9268" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:to="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_537ceaab-39b3-4287-8eb2-867609ca9268" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_e6167377-b5ae-40a1-80fc-464650c78813" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:to="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_e6167377-b5ae-40a1-80fc-464650c78813" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount_51bf3d4c-e05a-4f0b-a4a2-16774a6325c5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:to="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount_51bf3d4c-e05a-4f0b-a4a2-16774a6325c5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount_1aced39a-c06a-4338-9726-71ede3f11f25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:to="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentAnnualAmount_1aced39a-c06a-4338-9726-71ede3f11f25" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_EquitySecuritiesNumberOfInvestments_cddcb944-542e-4139-9519-1ea98db6f327" xlink:href="dell-20201030.xsd#dell_EquitySecuritiesNumberOfInvestments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:to="loc_dell_EquitySecuritiesNumberOfInvestments_cddcb944-542e-4139-9519-1ea98db6f327" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiRealizedGain_578dd239-0a6d-4c26-b532-ae35d320218d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNiRealizedGain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:to="loc_us-gaap_EquitySecuritiesFvNiRealizedGain_578dd239-0a6d-4c26-b532-ae35d320218d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNi_e61ab64e-6920-4435-9749-cb96bfebf97a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNi"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:to="loc_us-gaap_EquitySecuritiesFvNi_e61ab64e-6920-4435-9749-cb96bfebf97a" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_72c869cf-4949-4733-ba82-bbb7965707a4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_0022ca77-409d-42b1-b5a6-bf5f80e1cfc6" xlink:to="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_72c869cf-4949-4733-ba82-bbb7965707a4" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_61a33e68-f4f5-4c64-afdc-1f1f6fb85f84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_72c869cf-4949-4733-ba82-bbb7965707a4" xlink:to="loc_us-gaap_FinancialInstrumentAxis_61a33e68-f4f5-4c64-afdc-1f1f6fb85f84" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_61a33e68-f4f5-4c64-afdc-1f1f6fb85f84_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_61a33e68-f4f5-4c64-afdc-1f1f6fb85f84" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_61a33e68-f4f5-4c64-afdc-1f1f6fb85f84_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_15f34316-2467-432f-b497-010315708c34" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_61a33e68-f4f5-4c64-afdc-1f1f6fb85f84" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_15f34316-2467-432f-b497-010315708c34" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_StrategicInvestmentsMember_82cd4bc3-4ff1-4355-8917-84d46ef9432a" xlink:href="dell-20201030.xsd#dell_StrategicInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_15f34316-2467-432f-b497-010315708c34" xlink:to="loc_dell_StrategicInvestmentsMember_82cd4bc3-4ff1-4355-8917-84d46ef9432a" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSCarryingValueandEstimatedFairValueofOutstandingDebtDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FAIRVALUEMEASUREMENTSANDINVESTMENTSCarryingValueandEstimatedFairValueofOutstandingDebtDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSCarryingValueandEstimatedFairValueofOutstandingDebtDetails" xlink:type="extended" id="i9126f8326d1b40469a753a67020e328f_FAIRVALUEMEASUREMENTSANDINVESTMENTSCarryingValueandEstimatedFairValueofOutstandingDebtDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_fc42eb11-7ee6-4d03-8b4f-1415769a9538" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_f884deee-af87-4a45-a40c-14016db71054" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_fc42eb11-7ee6-4d03-8b4f-1415769a9538" xlink:to="loc_us-gaap_LongTermDebtFairValue_f884deee-af87-4a45-a40c-14016db71054" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_3bc8a88e-b9ed-451c-a53a-33a928c4aaa3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_fc42eb11-7ee6-4d03-8b4f-1415769a9538" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_3bc8a88e-b9ed-451c-a53a-33a928c4aaa3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_c671a98a-1ae8-4e4d-b3e3-8df4ca462941" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_3bc8a88e-b9ed-451c-a53a-33a928c4aaa3" xlink:to="loc_us-gaap_FairValueByMeasurementBasisAxis_c671a98a-1ae8-4e4d-b3e3-8df4ca462941" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_c671a98a-1ae8-4e4d-b3e3-8df4ca462941_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_c671a98a-1ae8-4e4d-b3e3-8df4ca462941" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_c671a98a-1ae8-4e4d-b3e3-8df4ca462941_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_de0fd835-ae32-409c-be3e-266a6681c104" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_c671a98a-1ae8-4e4d-b3e3-8df4ca462941" xlink:to="loc_us-gaap_FairValueDisclosureItemAmountsDomain_de0fd835-ae32-409c-be3e-266a6681c104" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_d0c69c43-deb7-4a43-81fa-dcb916078e00" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_de0fd835-ae32-409c-be3e-266a6681c104" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_d0c69c43-deb7-4a43-81fa-dcb916078e00" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_d10b1daf-da5c-4700-8d33-fff58e8f7a6d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_d0c69c43-deb7-4a43-81fa-dcb916078e00" xlink:to="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_d10b1daf-da5c-4700-8d33-fff58e8f7a6d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_4e278b1c-b5c4-44ae-a642-33fb843989a3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_d0c69c43-deb7-4a43-81fa-dcb916078e00" xlink:to="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_4e278b1c-b5c4-44ae-a642-33fb843989a3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_6cccf25d-00bb-431a-a19c-6806f37643cd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_3bc8a88e-b9ed-451c-a53a-33a928c4aaa3" xlink:to="loc_us-gaap_DebtInstrumentAxis_6cccf25d-00bb-431a-a19c-6806f37643cd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_6cccf25d-00bb-431a-a19c-6806f37643cd_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_6cccf25d-00bb-431a-a19c-6806f37643cd" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_6cccf25d-00bb-431a-a19c-6806f37643cd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_313a735e-8918-4aed-a314-05080ad16b46" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_6cccf25d-00bb-431a-a19c-6806f37643cd" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_313a735e-8918-4aed-a314-05080ad16b46" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorSecuredCreditFacilitiesMember_0547aee7-73a7-4b77-8b1b-7c06bec9199f" xlink:href="dell-20201030.xsd#dell_SeniorSecuredCreditFacilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_313a735e-8918-4aed-a314-05080ad16b46" xlink:to="loc_dell_SeniorSecuredCreditFacilitiesMember_0547aee7-73a7-4b77-8b1b-7c06bec9199f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FirstLienNotesMember_48bb8efa-9701-4aa7-8ac6-fac2225719c6" xlink:href="dell-20201030.xsd#dell_FirstLienNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_313a735e-8918-4aed-a314-05080ad16b46" xlink:to="loc_dell_FirstLienNotesMember_48bb8efa-9701-4aa7-8ac6-fac2225719c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_UnsecuredNotesandDebenturesMember_3755d59f-dec5-4725-9d6e-b0d0f0e483b6" xlink:href="dell-20201030.xsd#dell_UnsecuredNotesandDebenturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_313a735e-8918-4aed-a314-05080ad16b46" xlink:to="loc_dell_UnsecuredNotesandDebenturesMember_3755d59f-dec5-4725-9d6e-b0d0f0e483b6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorUnsecuredNotesMember_0e70c10d-9104-4fd0-a8c6-e90de5e79199" xlink:href="dell-20201030.xsd#dell_SeniorUnsecuredNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_313a735e-8918-4aed-a314-05080ad16b46" xlink:to="loc_dell_SeniorUnsecuredNotesMember_0e70c10d-9104-4fd0-a8c6-e90de5e79199" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_EMCNotesMember_3880c4bf-2fa4-4c80-8c8e-b6d067fd10a0" xlink:href="dell-20201030.xsd#dell_EMCNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_313a735e-8918-4aed-a314-05080ad16b46" xlink:to="loc_dell_EMCNotesMember_3880c4bf-2fa4-4c80-8c8e-b6d067fd10a0" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareNotesMember_5ee68984-5433-4df8-860e-30aa4c2729e7" xlink:href="dell-20201030.xsd#dell_VMwareNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_313a735e-8918-4aed-a314-05080ad16b46" xlink:to="loc_dell_VMwareNotesMember_5ee68984-5433-4df8-860e-30aa4c2729e7" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_MarginLoanFacilityIssued2017DueApril2022Member_20194e44-fc46-4c7a-a821-da6e2929bd44" xlink:href="dell-20201030.xsd#dell_MarginLoanFacilityIssued2017DueApril2022Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_313a735e-8918-4aed-a314-05080ad16b46" xlink:to="loc_dell_MarginLoanFacilityIssued2017DueApril2022Member_20194e44-fc46-4c7a-a821-da6e2929bd44" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_a0165dbe-3eac-426f-97fd-bb83ef60a636" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_3bc8a88e-b9ed-451c-a53a-33a928c4aaa3" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_a0165dbe-3eac-426f-97fd-bb83ef60a636" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_a0165dbe-3eac-426f-97fd-bb83ef60a636_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_a0165dbe-3eac-426f-97fd-bb83ef60a636" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_a0165dbe-3eac-426f-97fd-bb83ef60a636_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_ec2d5f5a-01cb-4a63-a83f-f17347d25d2e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_a0165dbe-3eac-426f-97fd-bb83ef60a636" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_ec2d5f5a-01cb-4a63-a83f-f17347d25d2e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_fffd7225-ff55-4d44-a639-b6a4ec442e6b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_ec2d5f5a-01cb-4a63-a83f-f17347d25d2e" xlink:to="loc_us-gaap_SecuredDebtMember_fffd7225-ff55-4d44-a639-b6a4ec442e6b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_97ee694b-0ea3-4839-8050-604e533b6b90" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_ec2d5f5a-01cb-4a63-a83f-f17347d25d2e" xlink:to="loc_us-gaap_UnsecuredDebtMember_97ee694b-0ea3-4839-8050-604e533b6b90" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BridgeLoanMember_c4b0c13d-21d6-4ffa-8612-3e92530ec32a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BridgeLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_ec2d5f5a-01cb-4a63-a83f-f17347d25d2e" xlink:to="loc_us-gaap_BridgeLoanMember_c4b0c13d-21d6-4ffa-8612-3e92530ec32a" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSInvestmentsDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FAIRVALUEMEASUREMENTSANDINVESTMENTSInvestmentsDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FAIRVALUEMEASUREMENTSANDINVESTMENTSInvestmentsDetails" xlink:type="extended" id="i74b5f1ef86da452ca46bbdca608925bf_FAIRVALUEMEASUREMENTSANDINVESTMENTSInvestmentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsLineItems_7efe54e6-418e-40fa-809a-662d62ba8a6e" xlink:href="dell-20201030.xsd#dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValueAbstract_2de5e8ae-2c01-4a31-be4f-11e713c82f32" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValueAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsLineItems_7efe54e6-418e-40fa-809a-662d62ba8a6e" xlink:to="loc_us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValueAbstract_2de5e8ae-2c01-4a31-be4f-11e713c82f32" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_EquitySecuritiesWithoutReadilyDeterminableFairValueAtCost_5242d47d-98fc-4b9d-9aee-8733cd797054" xlink:href="dell-20201030.xsd#dell_EquitySecuritiesWithoutReadilyDeterminableFairValueAtCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValueAbstract_2de5e8ae-2c01-4a31-be4f-11e713c82f32" xlink:to="loc_dell_EquitySecuritiesWithoutReadilyDeterminableFairValueAtCost_5242d47d-98fc-4b9d-9aee-8733cd797054" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentCumulativeAmount_bbc29fc8-81fc-47a7-9196-37798a6781f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentCumulativeAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValueAbstract_2de5e8ae-2c01-4a31-be4f-11e713c82f32" xlink:to="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentCumulativeAmount_bbc29fc8-81fc-47a7-9196-37798a6781f8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentCumulativeAmount_d73a0f39-7f96-46a5-8726-1b823ffcc82f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentCumulativeAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValueAbstract_2de5e8ae-2c01-4a31-be4f-11e713c82f32" xlink:to="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueDownwardPriceAdjustmentCumulativeAmount_d73a0f39-7f96-46a5-8726-1b823ffcc82f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_2bcbe8ba-1720-40e2-9131-25eeb4829e16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesFvNiAndWithoutReadilyDeterminableFairValueAbstract_2de5e8ae-2c01-4a31-be4f-11e713c82f32" xlink:to="loc_us-gaap_EquitySecuritiesWithoutReadilyDeterminableFairValueAmount_2bcbe8ba-1720-40e2-9131-25eeb4829e16" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesFairValueToAmortizedCostBasisAbstract_d5b58e6a-f364-487d-b528-43eb52ef47b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesFairValueToAmortizedCostBasisAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsLineItems_7efe54e6-418e-40fa-809a-662d62ba8a6e" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesFairValueToAmortizedCostBasisAbstract_d5b58e6a-f364-487d-b528-43eb52ef47b3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_a7424c52-9973-4ed1-be96-941a76875678" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesFairValueToAmortizedCostBasisAbstract_d5b58e6a-f364-487d-b528-43eb52ef47b3" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_a7424c52-9973-4ed1-be96-941a76875678" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_7ccb2aa5-be46-43e0-abe2-c3b577a0b571" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesFairValueToAmortizedCostBasisAbstract_d5b58e6a-f364-487d-b528-43eb52ef47b3" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_7ccb2aa5-be46-43e0-abe2-c3b577a0b571" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_dbf8a08a-dddd-4cb9-ab1c-a2f855cda79e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesFairValueToAmortizedCostBasisAbstract_d5b58e6a-f364-487d-b528-43eb52ef47b3" xlink:to="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax_dbf8a08a-dddd-4cb9-ab1c-a2f855cda79e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_3ce12cc2-8725-4dc1-a4a8-82fcfcdeefb8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesFairValueToAmortizedCostBasisAbstract_d5b58e6a-f364-487d-b528-43eb52ef47b3" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_3ce12cc2-8725-4dc1-a4a8-82fcfcdeefb8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtSecuritiesAvailableForSaleAndEquitySecuritiesWithoutReadilyDeterminableFairValue_553a64c2-4f29-43a9-a98e-a37c45d47322" xlink:href="dell-20201030.xsd#dell_DebtSecuritiesAvailableForSaleAndEquitySecuritiesWithoutReadilyDeterminableFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsLineItems_7efe54e6-418e-40fa-809a-662d62ba8a6e" xlink:to="loc_dell_DebtSecuritiesAvailableForSaleAndEquitySecuritiesWithoutReadilyDeterminableFairValue_553a64c2-4f29-43a9-a98e-a37c45d47322" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsTable_01cb5741-5f00-461f-b639-6314fd7e79cd" xlink:href="dell-20201030.xsd#dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsLineItems_7efe54e6-418e-40fa-809a-662d62ba8a6e" xlink:to="loc_dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsTable_01cb5741-5f00-461f-b639-6314fd7e79cd" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_eacb727a-bee0-4cd3-b59a-0713ccf6905a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dell_ScheduleofAvailableforsaleSecuritiesandCostMethodInvestmentsTable_01cb5741-5f00-461f-b639-6314fd7e79cd" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_eacb727a-bee0-4cd3-b59a-0713ccf6905a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_eacb727a-bee0-4cd3-b59a-0713ccf6905a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_eacb727a-bee0-4cd3-b59a-0713ccf6905a" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_eacb727a-bee0-4cd3-b59a-0713ccf6905a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_94eae373-a05c-4b74-9498-33b40d0af7e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_eacb727a-bee0-4cd3-b59a-0713ccf6905a" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_94eae373-a05c-4b74-9498-33b40d0af7e4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LongTermInvestmentsMember_7aa92ed0-c404-42c0-9ab0-24fb198ca86c" xlink:href="dell-20201030.xsd#dell_LongTermInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_94eae373-a05c-4b74-9498-33b40d0af7e4" xlink:to="loc_dell_LongTermInvestmentsMember_7aa92ed0-c404-42c0-9ab0-24fb198ca86c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedIncomeSecuritiesMember_0e83892a-2469-4d95-b559-bd1755280019" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FixedIncomeSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_94eae373-a05c-4b74-9498-33b40d0af7e4" xlink:to="loc_us-gaap_FixedIncomeSecuritiesMember_0e83892a-2469-4d95-b559-bd1755280019" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICES" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICES"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICES" xlink:type="extended" id="id54136250a744aa892c835f1e9fa1094_FINANCIALSERVICES"/>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESTables" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESTables" xlink:type="extended" id="i871c1bf86cb1457282c99218ee5b8b0e_FINANCIALSERVICESTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESAdditionalInformationNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESAdditionalInformationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESAdditionalInformationNarrativeDetails" xlink:type="extended" id="i02984079ae854e6a9009ad924fbb318f_FINANCIALSERVICESAdditionalInformationNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_4ac0a5db-c156-4b8e-9b66-5d9070b018be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireFinanceReceivables_7134db78-5498-4ea4-80fc-5c85c4900b98" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireFinanceReceivables"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_4ac0a5db-c156-4b8e-9b66-5d9070b018be" xlink:to="loc_us-gaap_PaymentsToAcquireFinanceReceivables_7134db78-5498-4ea4-80fc-5c85c4900b98" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FinancingReceivablesRepaymentTerm_bd13d8bd-03d4-43cc-8968-8eba3e34748a" xlink:href="dell-20201030.xsd#dell_FinancingReceivablesRepaymentTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_4ac0a5db-c156-4b8e-9b66-5d9070b018be" xlink:to="loc_dell_FinancingReceivablesRepaymentTerm_bd13d8bd-03d4-43cc-8968-8eba3e34748a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_cf1adce9-cc0b-4500-9eca-d5661b470ae6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_4ac0a5db-c156-4b8e-9b66-5d9070b018be" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_cf1adce9-cc0b-4500-9eca-d5661b470ae6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_3169e6a5-103d-48b7-9bb2-175abdcee858" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_cf1adce9-cc0b-4500-9eca-d5661b470ae6" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_3169e6a5-103d-48b7-9bb2-175abdcee858" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_3169e6a5-103d-48b7-9bb2-175abdcee858_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_3169e6a5-103d-48b7-9bb2-175abdcee858" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_3169e6a5-103d-48b7-9bb2-175abdcee858_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_2f065668-9efa-411e-83bb-ffacb5f5a442" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_3169e6a5-103d-48b7-9bb2-175abdcee858" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_2f065668-9efa-411e-83bb-ffacb5f5a442" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_RevolvingLoanPortfolioSegmentMember_ff51f7c4-30cc-4f71-8b92-2d3d1ba52531" xlink:href="dell-20201030.xsd#dell_RevolvingLoanPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_2f065668-9efa-411e-83bb-ffacb5f5a442" xlink:to="loc_dell_RevolvingLoanPortfolioSegmentMember_ff51f7c4-30cc-4f71-8b92-2d3d1ba52531" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_8e5668a0-5152-47cf-97cb-32b837a80df4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeasesPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_2f065668-9efa-411e-83bb-ffacb5f5a442" xlink:to="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_8e5668a0-5152-47cf-97cb-32b837a80df4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_b4a9f0c7-9734-474e-8c42-f38ad4c8bbe9" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_cf1adce9-cc0b-4500-9eca-d5661b470ae6" xlink:to="loc_srt_RangeAxis_b4a9f0c7-9734-474e-8c42-f38ad4c8bbe9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_b4a9f0c7-9734-474e-8c42-f38ad4c8bbe9_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_b4a9f0c7-9734-474e-8c42-f38ad4c8bbe9" xlink:to="loc_srt_RangeMember_b4a9f0c7-9734-474e-8c42-f38ad4c8bbe9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_d4def325-4904-4a3c-8902-ce1646390fcf" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_b4a9f0c7-9734-474e-8c42-f38ad4c8bbe9" xlink:to="loc_srt_RangeMember_d4def325-4904-4a3c-8902-ce1646390fcf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_9c9c1c9f-bb27-4337-9397-a795cf82b391" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_d4def325-4904-4a3c-8902-ce1646390fcf" xlink:to="loc_srt_MinimumMember_9c9c1c9f-bb27-4337-9397-a795cf82b391" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_ed4a1cef-6412-4a28-8419-9aeb2af5bbc1" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_d4def325-4904-4a3c-8902-ce1646390fcf" xlink:to="loc_srt_MaximumMember_ed4a1cef-6412-4a28-8419-9aeb2af5bbc1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_a3e3f7f2-5f85-4aa1-ba7d-c36520c10106" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_cf1adce9-cc0b-4500-9eca-d5661b470ae6" xlink:to="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_a3e3f7f2-5f85-4aa1-ba7d-c36520c10106" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_a3e3f7f2-5f85-4aa1-ba7d-c36520c10106_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_a3e3f7f2-5f85-4aa1-ba7d-c36520c10106" xlink:to="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_a3e3f7f2-5f85-4aa1-ba7d-c36520c10106_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_215f6c8e-4697-4aee-bd49-78d400001e6a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_a3e3f7f2-5f85-4aa1-ba7d-c36520c10106" xlink:to="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_215f6c8e-4697-4aee-bd49-78d400001e6a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommercialBorrowerMember_1ccc9abd-ccb4-49e6-a6a4-8eecb4daf324" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommercialBorrowerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_215f6c8e-4697-4aee-bd49-78d400001e6a" xlink:to="loc_us-gaap_CommercialBorrowerMember_1ccc9abd-ccb4-49e6-a6a4-8eecb4daf324" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_OtherBorrowerMember_e5254141-e6a2-47dc-9ccb-9a21418f5aa1" xlink:href="dell-20201030.xsd#dell_OtherBorrowerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_215f6c8e-4697-4aee-bd49-78d400001e6a" xlink:to="loc_dell_OtherBorrowerMember_e5254141-e6a2-47dc-9ccb-9a21418f5aa1" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESScheduleofComponentsoftheCompanysFinancingReceivablesSegregatedbyPortfolioSegmentDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESScheduleofComponentsoftheCompanysFinancingReceivablesSegregatedbyPortfolioSegmentDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESScheduleofComponentsoftheCompanysFinancingReceivablesSegregatedbyPortfolioSegmentDetails" xlink:type="extended" id="i36f4c156e5b24acc8b7ee06c36cc64e9_FINANCIALSERVICESScheduleofComponentsoftheCompanysFinancingReceivablesSegregatedbyPortfolioSegmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_d2521573-a4dc-4d89-a267-bb092233ae80" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableGross_60870924-7f10-41ac-9396-57ec187d647d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesReceivableGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_d2521573-a4dc-4d89-a267-bb092233ae80" xlink:to="loc_us-gaap_NotesReceivableGross_60870924-7f10-41ac-9396-57ec187d647d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_6e865c54-bf96-4486-80fb-0361ae72c3b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_d2521573-a4dc-4d89-a267-bb092233ae80" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_6e865c54-bf96-4486-80fb-0361ae72c3b0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableNet_646f3eff-4516-4450-b95e-0835463fa9ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesReceivableNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_d2521573-a4dc-4d89-a267-bb092233ae80" xlink:to="loc_us-gaap_NotesReceivableNet_646f3eff-4516-4450-b95e-0835463fa9ef" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesAndLoansReceivableNetCurrent_4677fb10-b203-4bba-9a1e-b67877ae1f6c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesAndLoansReceivableNetCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_d2521573-a4dc-4d89-a267-bb092233ae80" xlink:to="loc_us-gaap_NotesAndLoansReceivableNetCurrent_4677fb10-b203-4bba-9a1e-b67877ae1f6c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesAndLoansReceivableNetNoncurrent_819e4e49-3233-4de1-a052-e5b925825027" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesAndLoansReceivableNetNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_d2521573-a4dc-4d89-a267-bb092233ae80" xlink:to="loc_us-gaap_NotesAndLoansReceivableNetNoncurrent_819e4e49-3233-4de1-a052-e5b925825027" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_f3cd14a6-7d14-4fdd-a766-fa854bb8bc89" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_d2521573-a4dc-4d89-a267-bb092233ae80" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_f3cd14a6-7d14-4fdd-a766-fa854bb8bc89" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_af9f4962-498e-41e3-9676-9f104336ff3b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_f3cd14a6-7d14-4fdd-a766-fa854bb8bc89" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_af9f4962-498e-41e3-9676-9f104336ff3b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_af9f4962-498e-41e3-9676-9f104336ff3b_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_af9f4962-498e-41e3-9676-9f104336ff3b" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_af9f4962-498e-41e3-9676-9f104336ff3b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_d4a8db1b-7cf5-4e91-acae-60f445123107" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_af9f4962-498e-41e3-9676-9f104336ff3b" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_d4a8db1b-7cf5-4e91-acae-60f445123107" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_RevolvingLoanPortfolioSegmentMember_ad2fabaa-009c-4cd3-8bba-0f64b8b5174a" xlink:href="dell-20201030.xsd#dell_RevolvingLoanPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_d4a8db1b-7cf5-4e91-acae-60f445123107" xlink:to="loc_dell_RevolvingLoanPortfolioSegmentMember_ad2fabaa-009c-4cd3-8bba-0f64b8b5174a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_0b90456a-eef5-40fd-ab07-a03097e0770d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeasesPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_d4a8db1b-7cf5-4e91-acae-60f445123107" xlink:to="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_0b90456a-eef5-40fd-ab07-a03097e0770d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_54c8c81e-79ce-4237-b717-9b45ccaf1fa0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_f3cd14a6-7d14-4fdd-a766-fa854bb8bc89" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_54c8c81e-79ce-4237-b717-9b45ccaf1fa0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_54c8c81e-79ce-4237-b717-9b45ccaf1fa0_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_54c8c81e-79ce-4237-b717-9b45ccaf1fa0" xlink:to="loc_us-gaap_ReceivableTypeDomain_54c8c81e-79ce-4237-b717-9b45ccaf1fa0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_8a0d2fdb-3cef-4b6d-be96-d4ec841cbb16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_54c8c81e-79ce-4237-b717-9b45ccaf1fa0" xlink:to="loc_us-gaap_ReceivableTypeDomain_8a0d2fdb-3cef-4b6d-be96-d4ec841cbb16" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansAndFinanceReceivablesMember_2fb45cd4-b004-4319-8926-32df0676dd35" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoansAndFinanceReceivablesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivableTypeDomain_8a0d2fdb-3cef-4b6d-be96-d4ec841cbb16" xlink:to="loc_us-gaap_LoansAndFinanceReceivablesMember_2fb45cd4-b004-4319-8926-32df0676dd35" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ResidualValuesOfLeasedPropertyMember_5904a460-2962-4ca1-9c0e-58c9dd64fb82" xlink:href="dell-20201030.xsd#dell_ResidualValuesOfLeasedPropertyMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivableTypeDomain_8a0d2fdb-3cef-4b6d-be96-d4ec841cbb16" xlink:to="loc_dell_ResidualValuesOfLeasedPropertyMember_5904a460-2962-4ca1-9c0e-58c9dd64fb82" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESScheduleofChangesintheAllowanceforFinancingReceivableLossesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESScheduleofChangesintheAllowanceforFinancingReceivableLossesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESScheduleofChangesintheAllowanceforFinancingReceivableLossesDetails" xlink:type="extended" id="ibcda29590cef453fb95b2961369f322d_FINANCIALSERVICESScheduleofChangesintheAllowanceforFinancingReceivableLossesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_6116b253-fc21-4625-9a79-af7142b653dc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_bef91928-a912-450c-a7e6-66cef1ef2e20" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_6116b253-fc21-4625-9a79-af7142b653dc" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_bef91928-a912-450c-a7e6-66cef1ef2e20" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_f0c65c8e-64b6-46ca-8164-a90bd878e175" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_bef91928-a912-450c-a7e6-66cef1ef2e20" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_f0c65c8e-64b6-46ca-8164-a90bd878e175" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_bc2a2525-fc45-4f79-8a91-3b0d4b5624c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_bef91928-a912-450c-a7e6-66cef1ef2e20" xlink:to="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs_bc2a2525-fc45-4f79-8a91-3b0d4b5624c7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForLoanLossesExpensed_69e42671-1f0b-4c78-878b-5285e819b79d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProvisionForLoanLossesExpensed"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward_bef91928-a912-450c-a7e6-66cef1ef2e20" xlink:to="loc_us-gaap_ProvisionForLoanLossesExpensed_69e42671-1f0b-4c78-878b-5285e819b79d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableAllowanceForCreditLosses_fa40d93c-2154-4cf7-aaf8-6703655f6744" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableAllowanceForCreditLosses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_d8fef2d5-c003-4415-adcc-f36c4d90a53d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FinancingReceivableAllowanceForCreditLossesLineItems_6116b253-fc21-4625-9a79-af7142b653dc" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_d8fef2d5-c003-4415-adcc-f36c4d90a53d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_114a7499-4459-4fc3-90f1-1587d6d52b6f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_d8fef2d5-c003-4415-adcc-f36c4d90a53d" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_114a7499-4459-4fc3-90f1-1587d6d52b6f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_114a7499-4459-4fc3-90f1-1587d6d52b6f_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_114a7499-4459-4fc3-90f1-1587d6d52b6f" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_114a7499-4459-4fc3-90f1-1587d6d52b6f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_9188d7b6-9afe-4739-81a7-4a92c8025875" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_114a7499-4459-4fc3-90f1-1587d6d52b6f" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_9188d7b6-9afe-4739-81a7-4a92c8025875" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_RevolvingLoanPortfolioSegmentMember_b9c6bb6f-e7e5-48f6-bf39-0988196a508e" xlink:href="dell-20201030.xsd#dell_RevolvingLoanPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_9188d7b6-9afe-4739-81a7-4a92c8025875" xlink:to="loc_dell_RevolvingLoanPortfolioSegmentMember_b9c6bb6f-e7e5-48f6-bf39-0988196a508e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_8bf9b274-51e0-42c6-ad0b-19947480357e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeasesPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_9188d7b6-9afe-4739-81a7-4a92c8025875" xlink:to="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_8bf9b274-51e0-42c6-ad0b-19947480357e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_bd36bfaa-abbd-4d44-bdce-8fb359a6a299" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_d8fef2d5-c003-4415-adcc-f36c4d90a53d" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_bd36bfaa-abbd-4d44-bdce-8fb359a6a299" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_bd36bfaa-abbd-4d44-bdce-8fb359a6a299_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_bd36bfaa-abbd-4d44-bdce-8fb359a6a299" xlink:to="loc_us-gaap_ReceivableTypeDomain_bd36bfaa-abbd-4d44-bdce-8fb359a6a299_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_8d62fdae-74df-48da-833c-fc0ca9a2f6ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_bd36bfaa-abbd-4d44-bdce-8fb359a6a299" xlink:to="loc_us-gaap_ReceivableTypeDomain_8d62fdae-74df-48da-833c-fc0ca9a2f6ae" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansAndFinanceReceivablesMember_a86a8ba0-5bbb-4887-9bb8-44ad453f046b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoansAndFinanceReceivablesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivableTypeDomain_8d62fdae-74df-48da-833c-fc0ca9a2f6ae" xlink:to="loc_us-gaap_LoansAndFinanceReceivablesMember_a86a8ba0-5bbb-4887-9bb8-44ad453f046b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_474d0497-7421-45c5-be17-d5ac0a8d2ef8" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableAllowanceForCreditLossesTable_d8fef2d5-c003-4415-adcc-f36c4d90a53d" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_474d0497-7421-45c5-be17-d5ac0a8d2ef8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_474d0497-7421-45c5-be17-d5ac0a8d2ef8_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_474d0497-7421-45c5-be17-d5ac0a8d2ef8" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_474d0497-7421-45c5-be17-d5ac0a8d2ef8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_1a6a9450-60ac-451e-ac3f-0f6f4df31998" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_474d0497-7421-45c5-be17-d5ac0a8d2ef8" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_1a6a9450-60ac-451e-ac3f-0f6f4df31998" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_377fe3cc-7f1a-464f-9dc6-3425102eb891" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_1a6a9450-60ac-451e-ac3f-0f6f4df31998" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_377fe3cc-7f1a-464f-9dc6-3425102eb891" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESAgingCustomerFinancingReceivablesGrossIncludingAccruedInterestDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESAgingCustomerFinancingReceivablesGrossIncludingAccruedInterestDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESAgingCustomerFinancingReceivablesGrossIncludingAccruedInterestDetails" xlink:type="extended" id="i9c4df1aca30f4b54b73232f39924a74e_FINANCIALSERVICESAgingCustomerFinancingReceivablesGrossIncludingAccruedInterestDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_7f3f71af-436e-4ed1-bda3-ea5b8081a8fd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentCurrent_73ce847b-364f-410c-9c90-91ef4031cedd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_7f3f71af-436e-4ed1-bda3-ea5b8081a8fd" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentCurrent_73ce847b-364f-410c-9c90-91ef4031cedd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDue_515aa0d4-c8eb-459a-b66f-ba93cddb3eac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_7f3f71af-436e-4ed1-bda3-ea5b8081a8fd" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDue_515aa0d4-c8eb-459a-b66f-ba93cddb3eac" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableGross_e4483060-b7b0-487c-a145-207cbc57f89d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesReceivableGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_7f3f71af-436e-4ed1-bda3-ea5b8081a8fd" xlink:to="loc_us-gaap_NotesReceivableGross_e4483060-b7b0-487c-a145-207cbc57f89d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb17cb83-b343-4c6b-9fe9-fd854cf7f582" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfFinancingReceivablesPastDueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_7f3f71af-436e-4ed1-bda3-ea5b8081a8fd" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb17cb83-b343-4c6b-9fe9-fd854cf7f582" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_bc48b0a4-9da8-458a-a861-37b3a83420a2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb17cb83-b343-4c6b-9fe9-fd854cf7f582" xlink:to="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_bc48b0a4-9da8-458a-a861-37b3a83420a2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_bc48b0a4-9da8-458a-a861-37b3a83420a2_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_bc48b0a4-9da8-458a-a861-37b3a83420a2" xlink:to="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_bc48b0a4-9da8-458a-a861-37b3a83420a2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_da26a3fb-2dea-41bc-8610-fe6ea7f7c96a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_bc48b0a4-9da8-458a-a861-37b3a83420a2" xlink:to="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_da26a3fb-2dea-41bc-8610-fe6ea7f7c96a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FinancingReceivables1To89DaysPastDueMember_6c791c2e-0ef7-490b-8a91-c68ec4094906" xlink:href="dell-20201030.xsd#dell_FinancingReceivables1To89DaysPastDueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_da26a3fb-2dea-41bc-8610-fe6ea7f7c96a" xlink:to="loc_dell_FinancingReceivables1To89DaysPastDueMember_6c791c2e-0ef7-490b-8a91-c68ec4094906" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_bb2f4944-3217-400d-9ff9-645618b5b8bd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_da26a3fb-2dea-41bc-8610-fe6ea7f7c96a" xlink:to="loc_us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember_bb2f4944-3217-400d-9ff9-645618b5b8bd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_50727a2d-98d2-49b4-840d-3221ec8db0ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb17cb83-b343-4c6b-9fe9-fd854cf7f582" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_50727a2d-98d2-49b4-840d-3221ec8db0ae" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_50727a2d-98d2-49b4-840d-3221ec8db0ae_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_50727a2d-98d2-49b4-840d-3221ec8db0ae" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_50727a2d-98d2-49b4-840d-3221ec8db0ae_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_f318a325-742b-4715-ace9-ec2a6c977018" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_50727a2d-98d2-49b4-840d-3221ec8db0ae" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_f318a325-742b-4715-ace9-ec2a6c977018" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_RevolvingLoanPortfolioSegmentMember_fe159f6a-3eb0-4975-9d49-2e0c9e702989" xlink:href="dell-20201030.xsd#dell_RevolvingLoanPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_f318a325-742b-4715-ace9-ec2a6c977018" xlink:to="loc_dell_RevolvingLoanPortfolioSegmentMember_fe159f6a-3eb0-4975-9d49-2e0c9e702989" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_cd61a8d3-aa17-4c64-a8df-848028b6a8ca" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeasesPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_f318a325-742b-4715-ace9-ec2a6c977018" xlink:to="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_cd61a8d3-aa17-4c64-a8df-848028b6a8ca" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_6de0054f-b9c2-4fc2-920d-4c525da001ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb17cb83-b343-4c6b-9fe9-fd854cf7f582" xlink:to="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_6de0054f-b9c2-4fc2-920d-4c525da001ed" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_6de0054f-b9c2-4fc2-920d-4c525da001ed_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_6de0054f-b9c2-4fc2-920d-4c525da001ed" xlink:to="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_6de0054f-b9c2-4fc2-920d-4c525da001ed_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_916633f1-b59f-4374-858b-e897f478e471" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_6de0054f-b9c2-4fc2-920d-4c525da001ed" xlink:to="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_916633f1-b59f-4374-858b-e897f478e471" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsumerBorrowerMember_74931ed3-7d34-45b6-8a17-cc8f95592506" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConsumerBorrowerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_916633f1-b59f-4374-858b-e897f478e471" xlink:to="loc_us-gaap_ConsumerBorrowerMember_74931ed3-7d34-45b6-8a17-cc8f95592506" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SmallAndMediumCommercialBorrowerMember_7a81e8f1-fdc5-457e-a20c-79c4c388cd06" xlink:href="dell-20201030.xsd#dell_SmallAndMediumCommercialBorrowerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_916633f1-b59f-4374-858b-e897f478e471" xlink:to="loc_dell_SmallAndMediumCommercialBorrowerMember_7a81e8f1-fdc5-457e-a20c-79c4c388cd06" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ConsumerAndSmallCommercialBorrowerMember_787c6808-2d91-49e9-80ef-88d02cfc5345" xlink:href="dell-20201030.xsd#dell_ConsumerAndSmallCommercialBorrowerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_916633f1-b59f-4374-858b-e897f478e471" xlink:to="loc_dell_ConsumerAndSmallCommercialBorrowerMember_787c6808-2d91-49e9-80ef-88d02cfc5345" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_a0300758-05d9-4602-a666-3aa371266b02" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivablesPastDueTable_eb17cb83-b343-4c6b-9fe9-fd854cf7f582" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_a0300758-05d9-4602-a666-3aa371266b02" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_a0300758-05d9-4602-a666-3aa371266b02_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_a0300758-05d9-4602-a666-3aa371266b02" xlink:to="loc_us-gaap_ReceivableTypeDomain_a0300758-05d9-4602-a666-3aa371266b02_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivableTypeDomain_5a838dbb-0518-4549-a76d-3cc64aa68ed2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReceivableTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_a0300758-05d9-4602-a666-3aa371266b02" xlink:to="loc_us-gaap_ReceivableTypeDomain_5a838dbb-0518-4549-a76d-3cc64aa68ed2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansAndFinanceReceivablesMember_2f454215-eee3-4f5b-9a0a-aa63d299b255" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoansAndFinanceReceivablesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivableTypeDomain_5a838dbb-0518-4549-a76d-3cc64aa68ed2" xlink:to="loc_us-gaap_LoansAndFinanceReceivablesMember_2f454215-eee3-4f5b-9a0a-aa63d299b255" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESCreditQualityIndicatorsDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESCreditQualityIndicatorsDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESCreditQualityIndicatorsDetails" xlink:type="extended" id="i96d1d03d43104fb9a15e9537b6454819_FINANCIALSERVICESCreditQualityIndicatorsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_7ad9dcd3-4b9e-41e1-9e56-c802b6a46788" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:to="loc_us-gaap_FinancingReceivableOriginatedInCurrentFiscalYear_7ad9dcd3-4b9e-41e1-9e56-c802b6a46788" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_10da1d95-4b6e-4d0a-9132-e4038f28fb90" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:to="loc_us-gaap_FinancingReceivableOriginatedInFiscalYearBeforeLatestFiscalYear_10da1d95-4b6e-4d0a-9132-e4038f28fb90" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_e14cd280-07e3-4375-b6a4-32d739330d84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:to="loc_us-gaap_FinancingReceivableOriginatedTwoYearsBeforeLatestFiscalYear_e14cd280-07e3-4375-b6a4-32d739330d84" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_40c08df5-ee8c-496a-bef1-8e1ccb60df83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:to="loc_us-gaap_FinancingReceivableOriginatedThreeYearsBeforeLatestFiscalYear_40c08df5-ee8c-496a-bef1-8e1ccb60df83" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_8991571e-abf7-4914-8bce-c5c31d2c0a56" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:to="loc_us-gaap_FinancingReceivableOriginatedFourYearsBeforeLatestFiscalYear_8991571e-abf7-4914-8bce-c5c31d2c0a56" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_d8c640f8-850d-4fad-8874-4b9253bd47ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:to="loc_us-gaap_FinancingReceivableOriginatedFiveOrMoreYearsBeforeLatestFiscalYear_d8c640f8-850d-4fad-8874-4b9253bd47ee" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRevolving_23abd226-c868-440c-ada0-45b8c0c53e00" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRevolving"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:to="loc_us-gaap_FinancingReceivableRevolving_23abd226-c868-440c-ada0-45b8c0c53e00" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableGross_84582e88-99bb-4125-89e0-c7c7a349af54" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesReceivableGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:to="loc_us-gaap_NotesReceivableGross_84582e88-99bb-4125-89e0-c7c7a349af54" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9fca10cf-ac52-4a4e-9437-c5d4e5ef2ebe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentLineItems_0a178c04-2fc9-4ab9-a51d-b079921b32bc" xlink:to="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9fca10cf-ac52-4a4e-9437-c5d4e5ef2ebe" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditScoreFicoAxis_60fa5c68-0e55-4ca2-a0ce-5fcd470b771a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditScoreFicoAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9fca10cf-ac52-4a4e-9437-c5d4e5ef2ebe" xlink:to="loc_us-gaap_CreditScoreFicoAxis_60fa5c68-0e55-4ca2-a0ce-5fcd470b771a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditScoreFicoDomain_60fa5c68-0e55-4ca2-a0ce-5fcd470b771a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditScoreFicoDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditScoreFicoAxis_60fa5c68-0e55-4ca2-a0ce-5fcd470b771a" xlink:to="loc_us-gaap_CreditScoreFicoDomain_60fa5c68-0e55-4ca2-a0ce-5fcd470b771a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditScoreFicoDomain_86fecfc5-bc7d-4174-a7a2-36180c1cbc6b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditScoreFicoDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditScoreFicoAxis_60fa5c68-0e55-4ca2-a0ce-5fcd470b771a" xlink:to="loc_us-gaap_CreditScoreFicoDomain_86fecfc5-bc7d-4174-a7a2-36180c1cbc6b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FICOScoreGreaterthan720Member_dd263d88-f31b-40cd-b22f-d4b42a276a58" xlink:href="dell-20201030.xsd#dell_FICOScoreGreaterthan720Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditScoreFicoDomain_86fecfc5-bc7d-4174-a7a2-36180c1cbc6b" xlink:to="loc_dell_FICOScoreGreaterthan720Member_dd263d88-f31b-40cd-b22f-d4b42a276a58" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FICOScore660to719Member_976db131-86dc-42eb-b65b-c786ea4e679c" xlink:href="dell-20201030.xsd#dell_FICOScore660to719Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditScoreFicoDomain_86fecfc5-bc7d-4174-a7a2-36180c1cbc6b" xlink:to="loc_dell_FICOScore660to719Member_976db131-86dc-42eb-b65b-c786ea4e679c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FICOScoreLessThan660Member_43500624-f680-434b-b225-728c40a32587" xlink:href="dell-20201030.xsd#dell_FICOScoreLessThan660Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditScoreFicoDomain_86fecfc5-bc7d-4174-a7a2-36180c1cbc6b" xlink:to="loc_dell_FICOScoreLessThan660Member_43500624-f680-434b-b225-728c40a32587" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_b0841eab-3cad-4b38-b065-53c0673598f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9fca10cf-ac52-4a4e-9437-c5d4e5ef2ebe" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_b0841eab-3cad-4b38-b065-53c0673598f1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_b0841eab-3cad-4b38-b065-53c0673598f1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_b0841eab-3cad-4b38-b065-53c0673598f1" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_b0841eab-3cad-4b38-b065-53c0673598f1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_3d547550-ca5e-43f4-b647-4f9ab2fad119" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_b0841eab-3cad-4b38-b065-53c0673598f1" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_3d547550-ca5e-43f4-b647-4f9ab2fad119" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_2e56e53c-cac0-425b-af1a-1cf94a1fd314" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeasesPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_3d547550-ca5e-43f4-b647-4f9ab2fad119" xlink:to="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_2e56e53c-cac0-425b-af1a-1cf94a1fd314" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_RevolvingLoanPortfolioSegmentMember_89c08f88-1250-442b-9517-c87b4295ba7c" xlink:href="dell-20201030.xsd#dell_RevolvingLoanPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_3d547550-ca5e-43f4-b647-4f9ab2fad119" xlink:to="loc_dell_RevolvingLoanPortfolioSegmentMember_89c08f88-1250-442b-9517-c87b4295ba7c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_5513752e-b689-440d-bfff-5ef38bc7c123" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFinancingReceivableRecordedInvestmentCreditQualityIndicatorTable_9fca10cf-ac52-4a4e-9437-c5d4e5ef2ebe" xlink:to="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_5513752e-b689-440d-bfff-5ef38bc7c123" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_5513752e-b689-440d-bfff-5ef38bc7c123_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_5513752e-b689-440d-bfff-5ef38bc7c123" xlink:to="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_5513752e-b689-440d-bfff-5ef38bc7c123_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_c24fec8a-ef33-4ce4-a19e-85950f4bc5c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerAxis_5513752e-b689-440d-bfff-5ef38bc7c123" xlink:to="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_c24fec8a-ef33-4ce4-a19e-85950f4bc5c2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ConsumerAndSmallCommercialBorrowerMember_7fe37f10-ac89-44cc-bfa6-87396c4c93c4" xlink:href="dell-20201030.xsd#dell_ConsumerAndSmallCommercialBorrowerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_c24fec8a-ef33-4ce4-a19e-85950f4bc5c2" xlink:to="loc_dell_ConsumerAndSmallCommercialBorrowerMember_7fe37f10-ac89-44cc-bfa6-87396c4c93c4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConsumerBorrowerMember_743cad38-00e9-4219-a7e0-37b6fdbbe4c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConsumerBorrowerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_c24fec8a-ef33-4ce4-a19e-85950f4bc5c2" xlink:to="loc_us-gaap_ConsumerBorrowerMember_743cad38-00e9-4219-a7e0-37b6fdbbe4c1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SmallAndMediumCommercialBorrowerMember_084e16d6-8fbf-4a35-b98d-4aefc0166973" xlink:href="dell-20201030.xsd#dell_SmallAndMediumCommercialBorrowerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfFinancingReceivableTypeOfBorrowerDomain_c24fec8a-ef33-4ce4-a19e-85950f4bc5c2" xlink:to="loc_dell_SmallAndMediumCommercialBorrowerMember_084e16d6-8fbf-4a35-b98d-4aefc0166973" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESLeasesNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESLeasesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESLeasesNarrativeDetails" xlink:type="extended" id="i0698e7c2f0344bf685889927f0f70227_FINANCIALSERVICESLeasesNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionLineItems_30c2b52b-86ac-433d-befd-5d4aa3d6aa62" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeLeaseInterestIncomeLeaseReceivable_98d598c7-be22-49d5-913c-80af59b5d634" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesTypeLeaseInterestIncomeLeaseReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_30c2b52b-86ac-433d-befd-5d4aa3d6aa62" xlink:to="loc_us-gaap_SalesTypeLeaseInterestIncomeLeaseReceivable_98d598c7-be22-49d5-913c-80af59b5d634" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLeaseIncome_71785985-a5cd-4f4d-88b7-9eabda2a9f31" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLeaseIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_30c2b52b-86ac-433d-befd-5d4aa3d6aa62" xlink:to="loc_us-gaap_OperatingLeaseLeaseIncome_71785985-a5cd-4f4d-88b7-9eabda2a9f31" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_90ebdd8d-77e4-43e2-8761-e7efec0f7dea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Depreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_30c2b52b-86ac-433d-befd-5d4aa3d6aa62" xlink:to="loc_us-gaap_Depreciation_90ebdd8d-77e4-43e2-8761-e7efec0f7dea" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionTable_91fd9534-3166-46ba-886c-5d0f72783e45" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_30c2b52b-86ac-433d-befd-5d4aa3d6aa62" xlink:to="loc_us-gaap_LesseeLeaseDescriptionTable_91fd9534-3166-46ba-886c-5d0f72783e45" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_adbdcfe8-7456-4793-9b43-cd5e66cffa45" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_91fd9534-3166-46ba-886c-5d0f72783e45" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_adbdcfe8-7456-4793-9b43-cd5e66cffa45" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_adbdcfe8-7456-4793-9b43-cd5e66cffa45_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_adbdcfe8-7456-4793-9b43-cd5e66cffa45" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_adbdcfe8-7456-4793-9b43-cd5e66cffa45_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_414a9444-0c56-42eb-8f1f-b4d573170c73" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_adbdcfe8-7456-4793-9b43-cd5e66cffa45" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_414a9444-0c56-42eb-8f1f-b4d573170c73" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsLeasedToOthersMember_9d057d25-6a32-4d68-86dc-a49047fbaeff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsLeasedToOthersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_414a9444-0c56-42eb-8f1f-b4d573170c73" xlink:to="loc_us-gaap_AssetsLeasedToOthersMember_9d057d25-6a32-4d68-86dc-a49047fbaeff" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESFinanceLeasesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESFinanceLeasesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESFinanceLeasesDetails" xlink:type="extended" id="ib893123f2b2145c4a8dca254a13f92a6_FINANCIALSERVICESFinanceLeasesDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESFinanceLeasesFutureMaturityDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESFinanceLeasesFutureMaturityDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESFinanceLeasesFutureMaturityDetails" xlink:type="extended" id="i8f8a63f1619546aaacf2077804af957f_FINANCIALSERVICESFinanceLeasesFutureMaturityDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansAndLeasesReceivableDisclosureLineItems_07911fe3-02a4-4540-ace2-fd3c546193aa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoansAndLeasesReceivableDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LoansAndLeasesReceivableDisclosureLineItems_07911fe3-02a4-4540-ace2-fd3c546193aa" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear_48d6f833-1ca5-4aae-8f9c-56390efe3f96" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedRemainderOfFiscalYear_48d6f833-1ca5-4aae-8f9c-56390efe3f96" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths_e5429159-1432-40d0-a70a-5b7479235ba3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedNextTwelveMonths_e5429159-1432-40d0-a70a-5b7479235ba3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears_841c5035-1a43-4d9e-b653-1edd5baec514" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedTwoYears_841c5035-1a43-4d9e-b653-1edd5baec514" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThreeYears_5b8a8484-b8e7-4bb4-ad73-ac37dfa06a59" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThreeYears"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedThreeYears_5b8a8484-b8e7-4bb4-ad73-ac37dfa06a59" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SalestypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFourYearsAndThereafter_62c90a3f-8f90-44a5-b569-19b9cf72316a" xlink:href="dell-20201030.xsd#dell_SalestypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFourYearsAndThereafter"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:to="loc_dell_SalestypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceivedFourYearsAndThereafter_62c90a3f-8f90-44a5-b569-19b9cf72316a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived_b72c539b-90e4-4eed-8c0d-f0cc3157e91c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivablePaymentsToBeReceived_b72c539b-90e4-4eed-8c0d-f0cc3157e91c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivable_ad838d30-5857-4ca5-9688-d2f601afaffd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivable_ad838d30-5857-4ca5-9688-d2f601afaffd" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableUndiscountedExcessAmount_5ad0b841-a95c-4ca2-b8e9-87b9ee56300a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableUndiscountedExcessAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableFiscalYearMaturityAbstract_d2c27768-7518-42bb-9345-56f6ba47e69c" xlink:to="loc_us-gaap_SalesTypeAndDirectFinancingLeasesLeaseReceivableUndiscountedExcessAmount_5ad0b841-a95c-4ca2-b8e9-87b9ee56300a" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LoansAndLeasesReceivableDisclosureTable_18da4efa-b0ec-4951-aaa9-0aec4af17afc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LoansAndLeasesReceivableDisclosureTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LoansAndLeasesReceivableDisclosureLineItems_07911fe3-02a4-4540-ace2-fd3c546193aa" xlink:to="loc_us-gaap_LoansAndLeasesReceivableDisclosureTable_18da4efa-b0ec-4951-aaa9-0aec4af17afc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_1377ac58-a503-402e-bdf0-1df4dc6366c8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LoansAndLeasesReceivableDisclosureTable_18da4efa-b0ec-4951-aaa9-0aec4af17afc" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_1377ac58-a503-402e-bdf0-1df4dc6366c8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_1377ac58-a503-402e-bdf0-1df4dc6366c8_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_1377ac58-a503-402e-bdf0-1df4dc6366c8" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_1377ac58-a503-402e-bdf0-1df4dc6366c8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a7597da4-2cdd-4e6a-bde7-5b695105b802" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_1377ac58-a503-402e-bdf0-1df4dc6366c8" xlink:to="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a7597da4-2cdd-4e6a-bde7-5b695105b802" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LeaseReceivableFixedTermLoansMember_c45c9a67-e1e1-41c3-80ac-0dcd3c1b70c6" xlink:href="dell-20201030.xsd#dell_LeaseReceivableFixedTermLoansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a7597da4-2cdd-4e6a-bde7-5b695105b802" xlink:to="loc_dell_LeaseReceivableFixedTermLoansMember_c45c9a67-e1e1-41c3-80ac-0dcd3c1b70c6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LeaseReceivableRevolvingLoansMember_d24b8d30-6d28-4f76-a93b-e50622b8844a" xlink:href="dell-20201030.xsd#dell_LeaseReceivableRevolvingLoansMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_a7597da4-2cdd-4e6a-bde7-5b695105b802" xlink:to="loc_dell_LeaseReceivableRevolvingLoansMember_d24b8d30-6d28-4f76-a93b-e50622b8844a" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESOperatingLeasesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESOperatingLeasesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESOperatingLeasesDetails" xlink:type="extended" id="ib43e64bc56b6412d982125030471f5ef_FINANCIALSERVICESOperatingLeasesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_60269400-3f3d-40db-b88e-9bd30964e117" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_6c46c42e-3843-4693-9466-e21b79353ae5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_60269400-3f3d-40db-b88e-9bd30964e117" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_6c46c42e-3843-4693-9466-e21b79353ae5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_ec000710-5950-41ac-b59f-4ab9c76a3e17" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_60269400-3f3d-40db-b88e-9bd30964e117" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_ec000710-5950-41ac-b59f-4ab9c76a3e17" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_3088ced0-8bc6-4a3a-9bfe-0e4e232a9f82" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_60269400-3f3d-40db-b88e-9bd30964e117" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_3088ced0-8bc6-4a3a-9bfe-0e4e232a9f82" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_7a77c387-f2ec-4167-ac3d-edfdb7e7faa6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_60269400-3f3d-40db-b88e-9bd30964e117" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_7a77c387-f2ec-4167-ac3d-edfdb7e7faa6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_0246f1f6-505b-46f0-b826-3b21ed9bd6c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_7a77c387-f2ec-4167-ac3d-edfdb7e7faa6" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_0246f1f6-505b-46f0-b826-3b21ed9bd6c2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_0246f1f6-505b-46f0-b826-3b21ed9bd6c2_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_0246f1f6-505b-46f0-b826-3b21ed9bd6c2" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_0246f1f6-505b-46f0-b826-3b21ed9bd6c2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_35d6c087-dc97-4661-bfc5-dd1544eb861a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_0246f1f6-505b-46f0-b826-3b21ed9bd6c2" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_35d6c087-dc97-4661-bfc5-dd1544eb861a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsLeasedToOthersMember_207f0218-5770-4456-b40d-5595a6b353e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsLeasedToOthersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_35d6c087-dc97-4661-bfc5-dd1544eb861a" xlink:to="loc_us-gaap_AssetsLeasedToOthersMember_207f0218-5770-4456-b40d-5595a6b353e4" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESFutureMaturitiesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESFutureMaturitiesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESFutureMaturitiesDetails" xlink:type="extended" id="ie95504d900604c10bbb689ea04738437_FINANCIALSERVICESFutureMaturitiesDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESDFSDebtDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESDFSDebtDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESDFSDebtDetails" xlink:type="extended" id="i5631d6bdefb24e5b8ba1fe08c2ba25b8_FINANCIALSERVICESDFSDebtDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementLineItems_2de12c6f-e443-4e70-bd9d-bfbf79d54d84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_ecc86e52-9075-46f1-9d73-0f9817df8d39" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementLineItems_2de12c6f-e443-4e70-bd9d-bfbf79d54d84" xlink:to="loc_us-gaap_LongTermDebt_ecc86e52-9075-46f1-9d73-0f9817df8d39" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtCurrent_8e001f92-bc73-412c-b991-8de6aebd5b7b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementLineItems_2de12c6f-e443-4e70-bd9d-bfbf79d54d84" xlink:to="loc_us-gaap_DebtCurrent_8e001f92-bc73-412c-b991-8de6aebd5b7b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_c6084752-06e8-48c4-a5ba-b146c4a2a545" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementLineItems_2de12c6f-e443-4e70-bd9d-bfbf79d54d84" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_c6084752-06e8-48c4-a5ba-b146c4a2a545" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementTable_a5514cf5-d37f-4693-b7db-95c9820c72f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementLineItems_2de12c6f-e443-4e70-bd9d-bfbf79d54d84" xlink:to="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementTable_a5514cf5-d37f-4693-b7db-95c9820c72f7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_49e0c631-474f-429e-b1b8-889fd2ae9928" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementTable_a5514cf5-d37f-4693-b7db-95c9820c72f7" xlink:to="loc_us-gaap_DebtInstrumentAxis_49e0c631-474f-429e-b1b8-889fd2ae9928" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_49e0c631-474f-429e-b1b8-889fd2ae9928_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_49e0c631-474f-429e-b1b8-889fd2ae9928" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_49e0c631-474f-429e-b1b8-889fd2ae9928_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_6bb42612-f37c-4c09-ace8-a0c9b62b6c28" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_49e0c631-474f-429e-b1b8-889fd2ae9928" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_6bb42612-f37c-4c09-ace8-a0c9b62b6c28" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SecuritizationProgramMember_4ee5ed6a-337b-4b36-9896-d37cba901cf1" xlink:href="dell-20201030.xsd#dell_SecuritizationProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6bb42612-f37c-4c09-ace8-a0c9b62b6c28" xlink:to="loc_dell_SecuritizationProgramMember_4ee5ed6a-337b-4b36-9896-d37cba901cf1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FixedTermSecuritizationProgramsMember_69994c10-c074-494e-9bcd-e4725022a307" xlink:href="dell-20201030.xsd#dell_FixedTermSecuritizationProgramsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6bb42612-f37c-4c09-ace8-a0c9b62b6c28" xlink:to="loc_dell_FixedTermSecuritizationProgramsMember_69994c10-c074-494e-9bcd-e4725022a307" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_OtherStructuredFinancingProgramsMember_e5fed1e3-50e8-4621-86e1-21bf708b201f" xlink:href="dell-20201030.xsd#dell_OtherStructuredFinancingProgramsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6bb42612-f37c-4c09-ace8-a0c9b62b6c28" xlink:to="loc_dell_OtherStructuredFinancingProgramsMember_e5fed1e3-50e8-4621-86e1-21bf708b201f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtDueDecember2020Member_f15fa838-6ff4-4356-a9c8-0bbf616d1354" xlink:href="dell-20201030.xsd#dell_DebtDueDecember2020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6bb42612-f37c-4c09-ace8-a0c9b62b6c28" xlink:to="loc_dell_DebtDueDecember2020Member_f15fa838-6ff4-4356-a9c8-0bbf616d1354" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DellBankBondsMember_b089a674-52e0-4b24-a3a4-265234b2f6ea" xlink:href="dell-20201030.xsd#dell_DellBankBondsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6bb42612-f37c-4c09-ace8-a0c9b62b6c28" xlink:to="loc_dell_DellBankBondsMember_b089a674-52e0-4b24-a3a4-265234b2f6ea" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_StructuredFinancingDebtMember_c435493d-4162-4e39-888b-61a15fb149a5" xlink:href="dell-20201030.xsd#dell_StructuredFinancingDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_6bb42612-f37c-4c09-ace8-a0c9b62b6c28" xlink:to="loc_dell_StructuredFinancingDebtMember_c435493d-4162-4e39-888b-61a15fb149a5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_0afffe95-1e33-467b-9b8e-8260b42dac8a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementTable_a5514cf5-d37f-4693-b7db-95c9820c72f7" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_0afffe95-1e33-467b-9b8e-8260b42dac8a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_0afffe95-1e33-467b-9b8e-8260b42dac8a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_0afffe95-1e33-467b-9b8e-8260b42dac8a" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_0afffe95-1e33-467b-9b8e-8260b42dac8a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_6bcdcfa3-f338-4955-a983-0a3df7f4b183" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_0afffe95-1e33-467b-9b8e-8260b42dac8a" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_6bcdcfa3-f338-4955-a983-0a3df7f4b183" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_ac6bbbe8-4700-43d7-94fe-8aa32da04806" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_6bcdcfa3-f338-4955-a983-0a3df7f4b183" xlink:to="loc_us-gaap_SecuredDebtMember_ac6bbbe8-4700-43d7-94fe-8aa32da04806" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_e4418872-6788-402d-975b-e7ec9d7c23d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_6bcdcfa3-f338-4955-a983-0a3df7f4b183" xlink:to="loc_us-gaap_UnsecuredDebtMember_e4418872-6788-402d-975b-e7ec9d7c23d7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_45a2093c-45ea-45cb-bd89-9a4dec397fc3" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementTable_a5514cf5-d37f-4693-b7db-95c9820c72f7" xlink:to="loc_srt_StatementGeographicalAxis_45a2093c-45ea-45cb-bd89-9a4dec397fc3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_45a2093c-45ea-45cb-bd89-9a4dec397fc3_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_45a2093c-45ea-45cb-bd89-9a4dec397fc3" xlink:to="loc_srt_SegmentGeographicalDomain_45a2093c-45ea-45cb-bd89-9a4dec397fc3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_79cc5fa9-f3d9-4ca6-9f1f-f5a5b97e986e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_45a2093c-45ea-45cb-bd89-9a4dec397fc3" xlink:to="loc_srt_SegmentGeographicalDomain_79cc5fa9-f3d9-4ca6-9f1f-f5a5b97e986e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_7a83925b-cbda-4f8d-82b6-62adf8373086" xlink:href="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_79cc5fa9-f3d9-4ca6-9f1f-f5a5b97e986e" xlink:to="loc_country_US_7a83925b-cbda-4f8d-82b6-62adf8373086" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonUsMember_3d753e11-438f-4fc1-b93d-691f7334c2a0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonUsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_79cc5fa9-f3d9-4ca6-9f1f-f5a5b97e986e" xlink:to="loc_us-gaap_NonUsMember_3d753e11-438f-4fc1-b93d-691f7334c2a0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_40cee4a3-ba1a-429f-b94f-a8325df7bc22" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_QualitativeAndQuantitativeInformationTransferorsContinuingInvolvementTable_a5514cf5-d37f-4693-b7db-95c9820c72f7" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_40cee4a3-ba1a-429f-b94f-a8325df7bc22" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_40cee4a3-ba1a-429f-b94f-a8325df7bc22_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_40cee4a3-ba1a-429f-b94f-a8325df7bc22" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_40cee4a3-ba1a-429f-b94f-a8325df7bc22_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_a25f2dfd-e9f9-4546-8850-cc74c8b0ab03" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_40cee4a3-ba1a-429f-b94f-a8325df7bc22" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_a25f2dfd-e9f9-4546-8850-cc74c8b0ab03" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FinanceLeasesandRevolvingLoanPortfolioSegmentsMember_f7acc487-a5f3-4c6d-bc68-2849a214d504" xlink:href="dell-20201030.xsd#dell_FinanceLeasesandRevolvingLoanPortfolioSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_a25f2dfd-e9f9-4546-8850-cc74c8b0ab03" xlink:to="loc_dell_FinanceLeasesandRevolvingLoanPortfolioSegmentsMember_f7acc487-a5f3-4c6d-bc68-2849a214d504" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESDFSDebtNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESDFSDebtNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESDFSDebtNarrativeDetails" xlink:type="extended" id="idca70928c9d049f993d4a808146bc46b_FINANCIALSERVICESDFSDebtNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_9a89c214-b7d4-4202-9085-fe6f0f6c9aa2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_42943fce-e47b-4643-98ff-bf741ba5ddee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9a89c214-b7d4-4202-9085-fe6f0f6c9aa2" xlink:to="loc_us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity_42943fce-e47b-4643-98ff-bf741ba5ddee" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_36b13dd9-8bd8-408d-91b0-29a7029a97d6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9a89c214-b7d4-4202-9085-fe6f0f6c9aa2" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_36b13dd9-8bd8-408d-91b0-29a7029a97d6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_c8f5398d-2780-478a-b0ac-456675851852" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9a89c214-b7d4-4202-9085-fe6f0f6c9aa2" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_c8f5398d-2780-478a-b0ac-456675851852" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_NumberOfCreditAgreements_8092e9ef-1613-4311-a384-da981071a722" xlink:href="dell-20201030.xsd#dell_NumberOfCreditAgreements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9a89c214-b7d4-4202-9085-fe6f0f6c9aa2" xlink:to="loc_dell_NumberOfCreditAgreements_8092e9ef-1613-4311-a384-da981071a722" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_ffbd6468-d730-4faf-8d4e-368aec81653c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9a89c214-b7d4-4202-9085-fe6f0f6c9aa2" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_ffbd6468-d730-4faf-8d4e-368aec81653c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTerm_1ee05820-e001-48cb-9716-4888e0d87126" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9a89c214-b7d4-4202-9085-fe6f0f6c9aa2" xlink:to="loc_us-gaap_DebtInstrumentTerm_1ee05820-e001-48cb-9716-4888e0d87126" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_f7019187-5c9e-4a08-bf5f-038f3d8d532f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9a89c214-b7d4-4202-9085-fe6f0f6c9aa2" xlink:to="loc_us-gaap_DebtInstrumentTable_f7019187-5c9e-4a08-bf5f-038f3d8d532f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_363a0abe-4c5a-4557-af3c-991aff18a272" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_f7019187-5c9e-4a08-bf5f-038f3d8d532f" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_363a0abe-4c5a-4557-af3c-991aff18a272" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_363a0abe-4c5a-4557-af3c-991aff18a272_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_363a0abe-4c5a-4557-af3c-991aff18a272" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_363a0abe-4c5a-4557-af3c-991aff18a272_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_9d14a656-8674-4dc1-85cd-51090835e879" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_363a0abe-4c5a-4557-af3c-991aff18a272" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_9d14a656-8674-4dc1-85cd-51090835e879" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_787d6faf-d4ad-457b-ab31-0efa2cf017aa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_9d14a656-8674-4dc1-85cd-51090835e879" xlink:to="loc_us-gaap_SecuredDebtMember_787d6faf-d4ad-457b-ab31-0efa2cf017aa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_48b1db67-0ed5-4508-822f-e29b43866fc7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_9d14a656-8674-4dc1-85cd-51090835e879" xlink:to="loc_us-gaap_UnsecuredDebtMember_48b1db67-0ed5-4508-822f-e29b43866fc7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_da447bff-b0fa-4813-be10-dd8506b49a9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_f7019187-5c9e-4a08-bf5f-038f3d8d532f" xlink:to="loc_us-gaap_DebtInstrumentAxis_da447bff-b0fa-4813-be10-dd8506b49a9e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_da447bff-b0fa-4813-be10-dd8506b49a9e_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_da447bff-b0fa-4813-be10-dd8506b49a9e" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_da447bff-b0fa-4813-be10-dd8506b49a9e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_434cddd0-9130-4bf2-906e-3aa67485b52d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_da447bff-b0fa-4813-be10-dd8506b49a9e" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_434cddd0-9130-4bf2-906e-3aa67485b52d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SecuritizationProgramMember_cdf3f0c8-a5aa-4d96-a29d-48e3ac4e731d" xlink:href="dell-20201030.xsd#dell_SecuritizationProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_434cddd0-9130-4bf2-906e-3aa67485b52d" xlink:to="loc_dell_SecuritizationProgramMember_cdf3f0c8-a5aa-4d96-a29d-48e3ac4e731d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FixedTermSecuritizationProgramsMember_c6ef37a9-9c44-4e2a-aaac-fd02b4430101" xlink:href="dell-20201030.xsd#dell_FixedTermSecuritizationProgramsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_434cddd0-9130-4bf2-906e-3aa67485b52d" xlink:to="loc_dell_FixedTermSecuritizationProgramsMember_c6ef37a9-9c44-4e2a-aaac-fd02b4430101" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_OtherStructuredFinancingProgramsMember_dc86f11c-962a-4ad4-8ca8-1f2fbc64c20c" xlink:href="dell-20201030.xsd#dell_OtherStructuredFinancingProgramsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_434cddd0-9130-4bf2-906e-3aa67485b52d" xlink:to="loc_dell_OtherStructuredFinancingProgramsMember_dc86f11c-962a-4ad4-8ca8-1f2fbc64c20c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtDueDecember2020Member_03c9d58b-1452-42cd-be3b-e55cc07fe88e" xlink:href="dell-20201030.xsd#dell_DebtDueDecember2020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_434cddd0-9130-4bf2-906e-3aa67485b52d" xlink:to="loc_dell_DebtDueDecember2020Member_03c9d58b-1452-42cd-be3b-e55cc07fe88e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DellBankBondsMember_5326141d-5054-49f6-8456-70bfa727da32" xlink:href="dell-20201030.xsd#dell_DellBankBondsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_434cddd0-9130-4bf2-906e-3aa67485b52d" xlink:to="loc_dell_DellBankBondsMember_5326141d-5054-49f6-8456-70bfa727da32" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_8aa033dd-32d9-40ab-832d-341b74f35e2c" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_f7019187-5c9e-4a08-bf5f-038f3d8d532f" xlink:to="loc_srt_StatementGeographicalAxis_8aa033dd-32d9-40ab-832d-341b74f35e2c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_8aa033dd-32d9-40ab-832d-341b74f35e2c_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_8aa033dd-32d9-40ab-832d-341b74f35e2c" xlink:to="loc_srt_SegmentGeographicalDomain_8aa033dd-32d9-40ab-832d-341b74f35e2c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_685c5e57-0614-4679-a350-2a2639603da6" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_8aa033dd-32d9-40ab-832d-341b74f35e2c" xlink:to="loc_srt_SegmentGeographicalDomain_685c5e57-0614-4679-a350-2a2639603da6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_c5836439-399a-4c2b-9fc7-2eb0f4e7bf6b" xlink:href="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_685c5e57-0614-4679-a350-2a2639603da6" xlink:to="loc_country_US_c5836439-399a-4c2b-9fc7-2eb0f4e7bf6b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonUsMember_1548f248-c2eb-43e2-a461-e35950fcab71" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonUsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_685c5e57-0614-4679-a350-2a2639603da6" xlink:to="loc_us-gaap_NonUsMember_1548f248-c2eb-43e2-a461-e35950fcab71" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CA_3df06a83-b3d3-40a2-9806-3f16ff4b9ae1" xlink:href="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd#country_CA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_685c5e57-0614-4679-a350-2a2639603da6" xlink:to="loc_country_CA_3df06a83-b3d3-40a2-9806-3f16ff4b9ae1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EuropeMember_25bf3f29-fc03-4ee6-8681-789d8043b6ad" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_EuropeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_685c5e57-0614-4679-a350-2a2639603da6" xlink:to="loc_srt_EuropeMember_25bf3f29-fc03-4ee6-8681-789d8043b6ad" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_AUSTRALIAAndNEWZEALANDMember_b1c10681-af01-4c67-821e-af99bb5a5004" xlink:href="dell-20201030.xsd#dell_AUSTRALIAAndNEWZEALANDMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_685c5e57-0614-4679-a350-2a2639603da6" xlink:to="loc_dell_AUSTRALIAAndNEWZEALANDMember_b1c10681-af01-4c67-821e-af99bb5a5004" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MX_e329ea40-0cdd-4848-9ec4-f393d4a48b77" xlink:href="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd#country_MX"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_685c5e57-0614-4679-a350-2a2639603da6" xlink:to="loc_country_MX_e329ea40-0cdd-4848-9ec4-f393d4a48b77" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_76da5ea1-bfb6-4f96-b598-caefc5275850" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_f7019187-5c9e-4a08-bf5f-038f3d8d532f" xlink:to="loc_us-gaap_VariableRateAxis_76da5ea1-bfb6-4f96-b598-caefc5275850" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_76da5ea1-bfb6-4f96-b598-caefc5275850_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_76da5ea1-bfb6-4f96-b598-caefc5275850" xlink:to="loc_us-gaap_VariableRateDomain_76da5ea1-bfb6-4f96-b598-caefc5275850_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_dfffcb48-84dd-459f-b97d-6eb76ff7c8a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_76da5ea1-bfb6-4f96-b598-caefc5275850" xlink:to="loc_us-gaap_VariableRateDomain_dfffcb48-84dd-459f-b97d-6eb76ff7c8a8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_4cbb9244-f26a-4457-82ac-70b3e45b0e50" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_dfffcb48-84dd-459f-b97d-6eb76ff7c8a8" xlink:to="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_4cbb9244-f26a-4457-82ac-70b3e45b0e50" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_MexicanInterbankEquilibriumInterestRateMember_81b245fd-c8ac-450f-9484-6373743f5e4c" xlink:href="dell-20201030.xsd#dell_MexicanInterbankEquilibriumInterestRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_dfffcb48-84dd-459f-b97d-6eb76ff7c8a8" xlink:to="loc_dell_MexicanInterbankEquilibriumInterestRateMember_81b245fd-c8ac-450f-9484-6373743f5e4c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CurrencyAxis_95d02f9a-1709-402d-a76c-16eb8f0817de" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CurrencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_f7019187-5c9e-4a08-bf5f-038f3d8d532f" xlink:to="loc_srt_CurrencyAxis_95d02f9a-1709-402d-a76c-16eb8f0817de" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_currency_AllCurrenciesDomain_95d02f9a-1709-402d-a76c-16eb8f0817de_default" xlink:href="https://xbrl.sec.gov/currency/2020/currency-2020-01-31.xsd#currency_AllCurrenciesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CurrencyAxis_95d02f9a-1709-402d-a76c-16eb8f0817de" xlink:to="loc_currency_AllCurrenciesDomain_95d02f9a-1709-402d-a76c-16eb8f0817de_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_currency_AllCurrenciesDomain_0509a51c-9164-4b35-97d4-428fdceb8ff5" xlink:href="https://xbrl.sec.gov/currency/2020/currency-2020-01-31.xsd#currency_AllCurrenciesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CurrencyAxis_95d02f9a-1709-402d-a76c-16eb8f0817de" xlink:to="loc_currency_AllCurrenciesDomain_0509a51c-9164-4b35-97d4-428fdceb8ff5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_currency_MXN_7f547c17-c0dd-46e8-af87-646bafad5933" xlink:href="https://xbrl.sec.gov/currency/2020/currency-2020-01-31.xsd#currency_MXN"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_currency_AllCurrenciesDomain_0509a51c-9164-4b35-97d4-428fdceb8ff5" xlink:to="loc_currency_MXN_7f547c17-c0dd-46e8-af87-646bafad5933" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_245464b3-f17f-4fc6-bce6-9c9622d3bce2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_f7019187-5c9e-4a08-bf5f-038f3d8d532f" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_245464b3-f17f-4fc6-bce6-9c9622d3bce2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_245464b3-f17f-4fc6-bce6-9c9622d3bce2_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_245464b3-f17f-4fc6-bce6-9c9622d3bce2" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_245464b3-f17f-4fc6-bce6-9c9622d3bce2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1c3df13b-c061-41d3-ae87-9a0f932a41f5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_245464b3-f17f-4fc6-bce6-9c9622d3bce2" xlink:to="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1c3df13b-c061-41d3-ae87-9a0f932a41f5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FinanceLeasesandRevolvingLoanPortfolioSegmentsMember_101b4f8c-430e-450a-8d0f-dd60dbfbb377" xlink:href="dell-20201030.xsd#dell_FinanceLeasesandRevolvingLoanPortfolioSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1c3df13b-c061-41d3-ae87-9a0f932a41f5" xlink:to="loc_dell_FinanceLeasesandRevolvingLoanPortfolioSegmentsMember_101b4f8c-430e-450a-8d0f-dd60dbfbb377" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_6fb5ddb9-5931-4123-927b-d230289d6012" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinanceLeasesPortfolioSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_1c3df13b-c061-41d3-ae87-9a0f932a41f5" xlink:to="loc_us-gaap_FinanceLeasesPortfolioSegmentMember_6fb5ddb9-5931-4123-927b-d230289d6012" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_3d9ef37f-8885-40d0-9ece-ebca22e1b125" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_f7019187-5c9e-4a08-bf5f-038f3d8d532f" xlink:to="loc_srt_RangeAxis_3d9ef37f-8885-40d0-9ece-ebca22e1b125" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_3d9ef37f-8885-40d0-9ece-ebca22e1b125_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_3d9ef37f-8885-40d0-9ece-ebca22e1b125" xlink:to="loc_srt_RangeMember_3d9ef37f-8885-40d0-9ece-ebca22e1b125_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_9522f0fa-a065-4a59-9f3f-83392407e348" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_3d9ef37f-8885-40d0-9ece-ebca22e1b125" xlink:to="loc_srt_RangeMember_9522f0fa-a065-4a59-9f3f-83392407e348" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_98cd7e1c-ddc7-4bc9-8ba5-0ca6828679e4" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9522f0fa-a065-4a59-9f3f-83392407e348" xlink:to="loc_srt_MinimumMember_98cd7e1c-ddc7-4bc9-8ba5-0ca6828679e4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_ea1da14d-3c69-491e-b092-9dabc1b23b4b" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_9522f0fa-a065-4a59-9f3f-83392407e348" xlink:to="loc_srt_MaximumMember_ea1da14d-3c69-491e-b092-9dabc1b23b4b" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESScheduleofFinancingReceivablesHeldbytheConsolidatedVIEsDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESScheduleofFinancingReceivablesHeldbytheConsolidatedVIEsDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESScheduleofFinancingReceivablesHeldbytheConsolidatedVIEsDetails" xlink:type="extended" id="i7bfff5297bb44aec84bb96810adc0636_FINANCIALSERVICESScheduleofFinancingReceivablesHeldbytheConsolidatedVIEsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_b26f716e-ccf1-4985-9e24-8fedb2faa1d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_c6abbf16-b244-4d24-bb23-befb787572d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_b26f716e-ccf1-4985-9e24-8fedb2faa1d8" xlink:to="loc_us-gaap_Assets_c6abbf16-b244-4d24-bb23-befb787572d7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_9f9c6f34-3918-4608-bc88-b3de1daf480e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_b26f716e-ccf1-4985-9e24-8fedb2faa1d8" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_9f9c6f34-3918-4608-bc88-b3de1daf480e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_a52ea200-835a-4453-94fa-a39cf619c8a4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_9f9c6f34-3918-4608-bc88-b3de1daf480e" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_a52ea200-835a-4453-94fa-a39cf619c8a4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_a52ea200-835a-4453-94fa-a39cf619c8a4_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_a52ea200-835a-4453-94fa-a39cf619c8a4" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_a52ea200-835a-4453-94fa-a39cf619c8a4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_1b29fd84-fc48-4c80-9a8e-c419ce29b3ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_a52ea200-835a-4453-94fa-a39cf619c8a4" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_1b29fd84-fc48-4c80-9a8e-c419ce29b3ff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FinancingReceivablesShorttermNetMember_a4e86697-c10b-42c3-afed-ae6fce39e4a7" xlink:href="dell-20201030.xsd#dell_FinancingReceivablesShorttermNetMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_1b29fd84-fc48-4c80-9a8e-c419ce29b3ff" xlink:to="loc_dell_FinancingReceivablesShorttermNetMember_a4e86697-c10b-42c3-afed-ae6fce39e4a7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FinancingReceivablesLongtermNetMember_74c490d9-16fa-4c30-ac26-ecd61ec0777f" xlink:href="dell-20201030.xsd#dell_FinancingReceivablesLongtermNetMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_1b29fd84-fc48-4c80-9a8e-c419ce29b3ff" xlink:to="loc_dell_FinancingReceivablesLongtermNetMember_74c490d9-16fa-4c30-ac26-ecd61ec0777f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_1c9d1be9-eb60-4c84-aefb-92193c05230f" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_9f9c6f34-3918-4608-bc88-b3de1daf480e" xlink:to="loc_srt_ConsolidatedEntitiesAxis_1c9d1be9-eb60-4c84-aefb-92193c05230f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_1c9d1be9-eb60-4c84-aefb-92193c05230f_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_1c9d1be9-eb60-4c84-aefb-92193c05230f" xlink:to="loc_srt_ConsolidatedEntitiesDomain_1c9d1be9-eb60-4c84-aefb-92193c05230f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_621b0fe0-592d-437e-a26c-e9b8b465cad5" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_1c9d1be9-eb60-4c84-aefb-92193c05230f" xlink:to="loc_srt_ConsolidatedEntitiesDomain_621b0fe0-592d-437e-a26c-e9b8b465cad5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_fdd3810f-62d9-4fc2-861a-68a87334d636" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_621b0fe0-592d-437e-a26c-e9b8b465cad5" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_fdd3810f-62d9-4fc2-861a-68a87334d636" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESVariableInterestEntitiesNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESVariableInterestEntitiesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESVariableInterestEntitiesNarrativeDetails" xlink:type="extended" id="i5908060269524897b2a1f48bb4c1972b_FINANCIALSERVICESVariableInterestEntitiesNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_cb15f605-a55a-403c-9e00-0e7f8fc8ec49" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LoansandLeasesReceivableCollateralforSecuredBorrowingsPledgedinPeriod_eef32cd4-6a53-4260-ba1c-64adad669d9e" xlink:href="dell-20201030.xsd#dell_LoansandLeasesReceivableCollateralforSecuredBorrowingsPledgedinPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cb15f605-a55a-403c-9e00-0e7f8fc8ec49" xlink:to="loc_dell_LoansandLeasesReceivableCollateralforSecuredBorrowingsPledgedinPeriod_eef32cd4-6a53-4260-ba1c-64adad669d9e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_6f33840f-ce19-46a2-8892-8349d3ef655e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cb15f605-a55a-403c-9e00-0e7f8fc8ec49" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_6f33840f-ce19-46a2-8892-8349d3ef655e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_e76a66d8-c040-4254-b05c-e7652ff9c811" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cb15f605-a55a-403c-9e00-0e7f8fc8ec49" xlink:to="loc_us-gaap_DebtInstrumentTable_e76a66d8-c040-4254-b05c-e7652ff9c811" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesAxis_8392e3b0-b386-4e04-9b17-4eeaf33f4d01" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_e76a66d8-c040-4254-b05c-e7652ff9c811" xlink:to="loc_srt_ConsolidatedEntitiesAxis_8392e3b0-b386-4e04-9b17-4eeaf33f4d01" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_8392e3b0-b386-4e04-9b17-4eeaf33f4d01_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidatedEntitiesAxis_8392e3b0-b386-4e04-9b17-4eeaf33f4d01" xlink:to="loc_srt_ConsolidatedEntitiesDomain_8392e3b0-b386-4e04-9b17-4eeaf33f4d01_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidatedEntitiesDomain_44f7e14e-2bcd-4771-ade7-eb783d7593c4" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidatedEntitiesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidatedEntitiesAxis_8392e3b0-b386-4e04-9b17-4eeaf33f4d01" xlink:to="loc_srt_ConsolidatedEntitiesDomain_44f7e14e-2bcd-4771-ade7-eb783d7593c4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_81a368f5-4101-44da-9d80-55c662c105f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidatedEntitiesDomain_44f7e14e-2bcd-4771-ade7-eb783d7593c4" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_81a368f5-4101-44da-9d80-55c662c105f2" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/FINANCIALSERVICESCustomerReceivablesSalesNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#FINANCIALSERVICESCustomerReceivablesSalesNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/FINANCIALSERVICESCustomerReceivablesSalesNarrativeDetails" xlink:type="extended" id="id2073af348fc4d3e96e978936255a8ee_FINANCIALSERVICESCustomerReceivablesSalesNarrativeDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/LEASES" xlink:type="simple" xlink:href="dell-20201030.xsd#LEASES"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/LEASES" xlink:type="extended" id="i51886619399e42b689afeaf13bd5cfb8_LEASES"/>
  <link:roleRef roleURI="http://www.dell.com/role/LEASESTables" xlink:type="simple" xlink:href="dell-20201030.xsd#LEASESTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/LEASESTables" xlink:type="extended" id="ifbac7ae38ccd401296ee62f182624714_LEASESTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/LEASESNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#LEASESNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/LEASESNarrativeDetails" xlink:type="extended" id="i126ca2c76f4e4247b20d7bb0f81930cb_LEASESNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionLineItems_29fb5339-abb8-45ac-98fa-4da95cb14d48" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseRemainingLeaseTerm_a39d9c11-213d-42a9-b7a4-e8637178a736" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseRemainingLeaseTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_29fb5339-abb8-45ac-98fa-4da95cb14d48" xlink:to="loc_us-gaap_LesseeOperatingLeaseRemainingLeaseTerm_a39d9c11-213d-42a9-b7a4-e8637178a736" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LesseeOperatingLeaseLeaseNotYetCommencedLiability_38b2d5ca-a1b5-4398-b41c-15e0401b44fa" xlink:href="dell-20201030.xsd#dell_LesseeOperatingLeaseLeaseNotYetCommencedLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_29fb5339-abb8-45ac-98fa-4da95cb14d48" xlink:to="loc_dell_LesseeOperatingLeaseLeaseNotYetCommencedLiability_38b2d5ca-a1b5-4398-b41c-15e0401b44fa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_b4b0b46b-11f4-4242-bd6f-60bc6b56b620" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_29fb5339-abb8-45ac-98fa-4da95cb14d48" xlink:to="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_b4b0b46b-11f4-4242-bd6f-60bc6b56b620" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionTable_a2f0fb48-e870-4d49-9c03-82c07537d016" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LesseeLeaseDescriptionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_29fb5339-abb8-45ac-98fa-4da95cb14d48" xlink:to="loc_us-gaap_LesseeLeaseDescriptionTable_a2f0fb48-e870-4d49-9c03-82c07537d016" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_06032942-c66d-4d9e-87cf-9ad4ef9bde59" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_a2f0fb48-e870-4d49-9c03-82c07537d016" xlink:to="loc_srt_RangeAxis_06032942-c66d-4d9e-87cf-9ad4ef9bde59" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_06032942-c66d-4d9e-87cf-9ad4ef9bde59_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_06032942-c66d-4d9e-87cf-9ad4ef9bde59" xlink:to="loc_srt_RangeMember_06032942-c66d-4d9e-87cf-9ad4ef9bde59_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_97b3441f-dc9a-4248-aa9c-5932ea7b9339" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_06032942-c66d-4d9e-87cf-9ad4ef9bde59" xlink:to="loc_srt_RangeMember_97b3441f-dc9a-4248-aa9c-5932ea7b9339" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_adcc962c-2973-4760-a8ae-abe7f227a40f" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_97b3441f-dc9a-4248-aa9c-5932ea7b9339" xlink:to="loc_srt_MinimumMember_adcc962c-2973-4760-a8ae-abe7f227a40f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_83a2d56e-2b5f-4d66-b6ea-7bb7e4b5f5c6" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_97b3441f-dc9a-4248-aa9c-5932ea7b9339" xlink:to="loc_srt_MaximumMember_83a2d56e-2b5f-4d66-b6ea-7bb7e4b5f5c6" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/LEASESComponentsofLeaseExpenseDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#LEASESComponentsofLeaseExpenseDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/LEASESComponentsofLeaseExpenseDetails" xlink:type="extended" id="id18fccea039f4fe8ae7d7a66ace945dc_LEASESComponentsofLeaseExpenseDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/LEASESSupplementalInformationRelatedtoOperatingLeasesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#LEASESSupplementalInformationRelatedtoOperatingLeasesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/LEASESSupplementalInformationRelatedtoOperatingLeasesDetails" xlink:type="extended" id="i5bcefff5384a49c986fe2640f381666c_LEASESSupplementalInformationRelatedtoOperatingLeasesDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/LEASESSupplementalCashFlowInformationDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#LEASESSupplementalCashFlowInformationDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/LEASESSupplementalCashFlowInformationDetails" xlink:type="extended" id="i3bdbf63a5d634de7ac8f23fc1a9f5fad_LEASESSupplementalCashFlowInformationDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/LEASESMaturityofOperatingLeasesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#LEASESMaturityofOperatingLeasesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/LEASESMaturityofOperatingLeasesDetails" xlink:type="extended" id="ie46ced2f95bb47a298fe2b50e6d0cce5_LEASESMaturityofOperatingLeasesDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/DEBT" xlink:type="simple" xlink:href="dell-20201030.xsd#DEBT"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEBT" xlink:type="extended" id="i4bc5f35e51a348708ff035413d86b8b8_DEBT"/>
  <link:roleRef roleURI="http://www.dell.com/role/DEBTTables" xlink:type="simple" xlink:href="dell-20201030.xsd#DEBTTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEBTTables" xlink:type="extended" id="i34cfbd553f334ffe8b4b7c14324f0dfe_DEBTTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/DEBTOutstandingDebtDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DEBTOutstandingDebtDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEBTOutstandingDebtDetails" xlink:type="extended" id="i1dcef6461d6f4f65a8254102c7f2f413_DEBTOutstandingDebtDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_c197713c-dcd7-4f86-a02d-583dfce43e33" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_c197713c-dcd7-4f86-a02d-583dfce43e33" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_1cebdd8b-9764-40bd-82e5-80aa29aebbf0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:to="loc_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_1cebdd8b-9764-40bd-82e5-80aa29aebbf0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_ebfa1835-53a6-4d9f-833e-31b76eeb824f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_ebfa1835-53a6-4d9f-833e-31b76eeb824f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_d34e748f-f10e-49ce-a515-6eb79afe5a6f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_d34e748f-f10e-49ce-a515-6eb79afe5a6f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_2b521d4e-e6d2-4d50-9634-92157af08a30" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredFinanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:to="loc_us-gaap_DeferredFinanceCostsNet_2b521d4e-e6d2-4d50-9634-92157af08a30" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_5768c85c-ea29-4d6e-a957-61fb1bfef83e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:to="loc_us-gaap_LongTermDebt_5768c85c-ea29-4d6e-a957-61fb1bfef83e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtCurrent_1783318d-b2fc-4d2d-a243-d3a5f06c12c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:to="loc_us-gaap_DebtCurrent_1783318d-b2fc-4d2d-a243-d3a5f06c12c2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_9cc3465d-7aec-4360-bc70-f536d1bba76a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_9cc3465d-7aec-4360-bc70-f536d1bba76a" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_5561060b-5394-4b69-909b-aadf08be3c38" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_5954b182-5c63-4e1e-95cf-61b0355e76bf" xlink:to="loc_us-gaap_DebtInstrumentTable_5561060b-5394-4b69-909b-aadf08be3c38" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_7c76e159-f9cb-4947-81d3-3ae0b44a8e50" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_5561060b-5394-4b69-909b-aadf08be3c38" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_7c76e159-f9cb-4947-81d3-3ae0b44a8e50" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_7c76e159-f9cb-4947-81d3-3ae0b44a8e50_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_7c76e159-f9cb-4947-81d3-3ae0b44a8e50" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_7c76e159-f9cb-4947-81d3-3ae0b44a8e50_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_5a3bff11-a1fb-414e-9f55-506905e799c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_7c76e159-f9cb-4947-81d3-3ae0b44a8e50" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_5a3bff11-a1fb-414e-9f55-506905e799c9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_6b9cfaf4-a1f9-4650-a574-2723ade9d0ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_5a3bff11-a1fb-414e-9f55-506905e799c9" xlink:to="loc_us-gaap_SecuredDebtMember_6b9cfaf4-a1f9-4650-a574-2723ade9d0ce" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_920edff3-16c5-4236-9368-78af00c97889" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_5a3bff11-a1fb-414e-9f55-506905e799c9" xlink:to="loc_us-gaap_UnsecuredDebtMember_920edff3-16c5-4236-9368-78af00c97889" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherDebtSecuritiesMember_9c64b590-4fcb-41aa-abdb-c233827313a1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_5a3bff11-a1fb-414e-9f55-506905e799c9" xlink:to="loc_us-gaap_OtherDebtSecuritiesMember_9c64b590-4fcb-41aa-abdb-c233827313a1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_539340b3-198f-4232-83f2-da9f994fcda0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_5561060b-5394-4b69-909b-aadf08be3c38" xlink:to="loc_us-gaap_DebtInstrumentAxis_539340b3-198f-4232-83f2-da9f994fcda0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_539340b3-198f-4232-83f2-da9f994fcda0_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_539340b3-198f-4232-83f2-da9f994fcda0" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_539340b3-198f-4232-83f2-da9f994fcda0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_539340b3-198f-4232-83f2-da9f994fcda0" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A2.75TermLoanB1FacilityDueSeptember2025Member_da1b088f-720a-4c6b-bccb-3fedfccf3b99" xlink:href="dell-20201030.xsd#dell_A2.75TermLoanB1FacilityDueSeptember2025Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A2.75TermLoanB1FacilityDueSeptember2025Member_da1b088f-720a-4c6b-bccb-3fedfccf3b99" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_TermLoanA4FacilityDueDecember2023Member_67d93eef-fdfe-4fcb-9532-f42856e4b109" xlink:href="dell-20201030.xsd#dell_TermLoanA4FacilityDueDecember2023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_TermLoanA4FacilityDueDecember2023Member_67d93eef-fdfe-4fcb-9532-f42856e4b109" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_TermLoanA6FacilityDueMarch2024Member_0a238fd2-b5f5-4096-98e3-b3f317fe9382" xlink:href="dell-20201030.xsd#dell_TermLoanA6FacilityDueMarch2024Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_TermLoanA6FacilityDueMarch2024Member_0a238fd2-b5f5-4096-98e3-b3f317fe9382" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A4.42DueJune152021NotesMember_0d21b395-f665-496f-90e6-a6704cb23ab5" xlink:href="dell-20201030.xsd#dell_A4.42DueJune152021NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A4.42DueJune152021NotesMember_0d21b395-f665-496f-90e6-a6704cb23ab5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A5.45DueJune152023NotesMember_08c2fbdb-3bba-424e-9a34-883b3ca4512a" xlink:href="dell-20201030.xsd#dell_A5.45DueJune152023NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A5.45DueJune152023NotesMember_08c2fbdb-3bba-424e-9a34-883b3ca4512a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A4.00FirstLienNotesDue2024Member_84f0815c-4928-4eb6-9db3-a44a35693cf2" xlink:href="dell-20201030.xsd#dell_A4.00FirstLienNotesDue2024Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A4.00FirstLienNotesDue2024Member_84f0815c-4928-4eb6-9db3-a44a35693cf2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A5.85FirstLienNotesDue2025Member_764d3627-852d-467c-81a0-493132f0eab3" xlink:href="dell-20201030.xsd#dell_A5.85FirstLienNotesDue2025Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A5.85FirstLienNotesDue2025Member_764d3627-852d-467c-81a0-493132f0eab3" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A6.02DueJune152026NotesMember_1397308f-e135-458a-a51f-c3cb5a8445a0" xlink:href="dell-20201030.xsd#dell_A6.02DueJune152026NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A6.02DueJune152026NotesMember_1397308f-e135-458a-a51f-c3cb5a8445a0" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A4.90FirstLienNotesDue2026Member_7f0d7076-5b8e-4c2b-bafd-bcb68b79ec61" xlink:href="dell-20201030.xsd#dell_A4.90FirstLienNotesDue2026Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A4.90FirstLienNotesDue2026Member_7f0d7076-5b8e-4c2b-bafd-bcb68b79ec61" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A6.10FirstLienNotesDue2027Member_4310eaa7-2d5d-4569-9fa6-cc28ca26a992" xlink:href="dell-20201030.xsd#dell_A6.10FirstLienNotesDue2027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A6.10FirstLienNotesDue2027Member_4310eaa7-2d5d-4569-9fa6-cc28ca26a992" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A5.30FirstLienNotesDue2029Member_3155094b-5d24-4967-a42e-76b5bd50cbc3" xlink:href="dell-20201030.xsd#dell_A5.30FirstLienNotesDue2029Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A5.30FirstLienNotesDue2029Member_3155094b-5d24-4967-a42e-76b5bd50cbc3" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A6.20FirstLienNotesDue2030Member_41e23968-a6d6-45af-84be-0bc8e414ea87" xlink:href="dell-20201030.xsd#dell_A6.20FirstLienNotesDue2030Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A6.20FirstLienNotesDue2030Member_41e23968-a6d6-45af-84be-0bc8e414ea87" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A8.10dueJuly152036NotesMember_131043d9-001f-46fa-89fc-af48df7f4181" xlink:href="dell-20201030.xsd#dell_A8.10dueJuly152036NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A8.10dueJuly152036NotesMember_131043d9-001f-46fa-89fc-af48df7f4181" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_NotesDueJuly152046At8.35Member_ddbaf8d9-56b7-4380-9d4a-68fc094a6435" xlink:href="dell-20201030.xsd#dell_NotesDueJuly152046At8.35Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_NotesDueJuly152046At8.35Member_ddbaf8d9-56b7-4380-9d4a-68fc094a6435" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A4.625DueApril2021NotesMember_f5ce2df9-8ecb-451d-b63e-2524b48532e8" xlink:href="dell-20201030.xsd#dell_A4.625DueApril2021NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A4.625DueApril2021NotesMember_f5ce2df9-8ecb-451d-b63e-2524b48532e8" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A7.10DueApril2028NotesMember_7276fd97-5e26-4774-b793-ae6ba2a48450" xlink:href="dell-20201030.xsd#dell_A7.10DueApril2028NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A7.10DueApril2028NotesMember_7276fd97-5e26-4774-b793-ae6ba2a48450" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A6.50DueApril2038NotesMember_7df0f089-6574-4fa0-9a94-534414fa2da1" xlink:href="dell-20201030.xsd#dell_A6.50DueApril2038NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A6.50DueApril2038NotesMember_7df0f089-6574-4fa0-9a94-534414fa2da1" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A5.40DueSeptember2040NotesMember_07290035-7f79-4730-ba61-b2f458c85556" xlink:href="dell-20201030.xsd#dell_A5.40DueSeptember2040NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A5.40DueSeptember2040NotesMember_07290035-7f79-4730-ba61-b2f458c85556" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A5.875DueJune152021NotesMember_f05e6954-a401-49f4-b50a-d909f64380ec" xlink:href="dell-20201030.xsd#dell_A5.875DueJune152021NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A5.875DueJune152021NotesMember_f05e6954-a401-49f4-b50a-d909f64380ec" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A7.125DueJune152024NotesMember_a4632d5d-1874-4c76-be59-e39e9c33678c" xlink:href="dell-20201030.xsd#dell_A7.125DueJune152024NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A7.125DueJune152024NotesMember_a4632d5d-1874-4c76-be59-e39e9c33678c" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A2.650DueJune2020Member_67d97e48-5f03-4996-959b-d5f96949bffd" xlink:href="dell-20201030.xsd#dell_A2.650DueJune2020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A2.650DueJune2020Member_67d97e48-5f03-4996-959b-d5f96949bffd" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A3.375DueJune2023Member_6a88bdb3-fd1d-4885-b3d6-c11164d4276b" xlink:href="dell-20201030.xsd#dell_A3.375DueJune2023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_A3.375DueJune2023Member_6a88bdb3-fd1d-4885-b3d6-c11164d4276b" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorNotesDue2020Member_1fabdf25-db3f-4ed9-95af-c3e8c4aa289b" xlink:href="dell-20201030.xsd#dell_SeniorNotesDue2020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_SeniorNotesDue2020Member_1fabdf25-db3f-4ed9-95af-c3e8c4aa289b" xlink:type="arc" order="22"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorNotesDue2022Member_b0a7e36f-62d5-4691-b703-7b8f381ab73b" xlink:href="dell-20201030.xsd#dell_SeniorNotesDue2022Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_SeniorNotesDue2022Member_b0a7e36f-62d5-4691-b703-7b8f381ab73b" xlink:type="arc" order="23"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorNotesDue2025Member_bbedfd00-b6b2-4a44-9e3f-2a3ae665ce31" xlink:href="dell-20201030.xsd#dell_SeniorNotesDue2025Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_SeniorNotesDue2025Member_bbedfd00-b6b2-4a44-9e3f-2a3ae665ce31" xlink:type="arc" order="24"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorNotesDueMarch2027Member_af776690-f4ac-4b7e-9197-c002d939b170" xlink:href="dell-20201030.xsd#dell_SeniorNotesDueMarch2027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_SeniorNotesDueMarch2027Member_af776690-f4ac-4b7e-9197-c002d939b170" xlink:type="arc" order="25"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorNotesDue2027Member_a3618194-2727-4467-a839-ad6d6823aca4" xlink:href="dell-20201030.xsd#dell_SeniorNotesDue2027Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_SeniorNotesDue2027Member_a3618194-2727-4467-a839-ad6d6823aca4" xlink:type="arc" order="26"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorNotesDue2030Member_46eade00-7e00-47b0-bcbb-5e3a8b2ba5f3" xlink:href="dell-20201030.xsd#dell_SeniorNotesDue2030Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_SeniorNotesDue2030Member_46eade00-7e00-47b0-bcbb-5e3a8b2ba5f3" xlink:type="arc" order="27"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareTermLoanFacilityMember_9868e7b7-49e6-4261-8b2b-7841dffd829a" xlink:href="dell-20201030.xsd#dell_VMwareTermLoanFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_VMwareTermLoanFacilityMember_9868e7b7-49e6-4261-8b2b-7841dffd829a" xlink:type="arc" order="28"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_StructuredFinancingDebtMember_f4f61e66-bbb2-4efc-851b-76317eed5000" xlink:href="dell-20201030.xsd#dell_StructuredFinancingDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_StructuredFinancingDebtMember_f4f61e66-bbb2-4efc-851b-76317eed5000" xlink:type="arc" order="29"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_MarginLoanFacilityIssued2017DueApril2022Member_027f91da-1493-4384-a25b-37426d038c21" xlink:href="dell-20201030.xsd#dell_MarginLoanFacilityIssued2017DueApril2022Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15d7f005-5eef-49b5-88d0-9afb8753175b" xlink:to="loc_dell_MarginLoanFacilityIssued2017DueApril2022Member_027f91da-1493-4384-a25b-37426d038c21" xlink:type="arc" order="30"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DEBTAdditionalInformationDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DEBTAdditionalInformationDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEBTAdditionalInformationDetails" xlink:type="extended" id="i9ac5221d7f0444119688c57720519ed8_DEBTAdditionalInformationDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_f2999929-493c-4db1-8364-14a77138cec8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ExtinguishmentOfDebtAmount_5826d467-6636-48a5-a8e5-67961eeb9443" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ExtinguishmentOfDebtAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f2999929-493c-4db1-8364-14a77138cec8" xlink:to="loc_us-gaap_ExtinguishmentOfDebtAmount_5826d467-6636-48a5-a8e5-67961eeb9443" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_91d849a4-4196-495c-a9b6-1b02c884f2f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f2999929-493c-4db1-8364-14a77138cec8" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_91d849a4-4196-495c-a9b6-1b02c884f2f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_adddd080-777a-4e8d-9fa3-4ac1aec72dad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f2999929-493c-4db1-8364-14a77138cec8" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_adddd080-777a-4e8d-9fa3-4ac1aec72dad" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRepurchaseAmount_d2880f77-6650-44ba-a471-d9f05c35654f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentRepurchaseAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f2999929-493c-4db1-8364-14a77138cec8" xlink:to="loc_us-gaap_DebtInstrumentRepurchaseAmount_d2880f77-6650-44ba-a471-d9f05c35654f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_2f1f1b6e-de54-4a68-8393-c14701a58a0b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f2999929-493c-4db1-8364-14a77138cec8" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_2f1f1b6e-de54-4a68-8393-c14701a58a0b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_e964a138-5be9-4c82-8ac7-df19f3001e67" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f2999929-493c-4db1-8364-14a77138cec8" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_e964a138-5be9-4c82-8ac7-df19f3001e67" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_ef2a1f6a-4c5e-4bb5-8bab-b1d9b9b95fc2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f2999929-493c-4db1-8364-14a77138cec8" xlink:to="loc_us-gaap_DebtInstrumentTable_ef2a1f6a-4c5e-4bb5-8bab-b1d9b9b95fc2" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_09765d11-f734-4ae9-8df7-0d458272602b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_ef2a1f6a-4c5e-4bb5-8bab-b1d9b9b95fc2" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_09765d11-f734-4ae9-8df7-0d458272602b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_09765d11-f734-4ae9-8df7-0d458272602b_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_09765d11-f734-4ae9-8df7-0d458272602b" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_09765d11-f734-4ae9-8df7-0d458272602b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_c72027df-7306-4f13-808c-8372c9e67511" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_09765d11-f734-4ae9-8df7-0d458272602b" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_c72027df-7306-4f13-808c-8372c9e67511" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_0617308e-07b9-4231-a0fe-8aaffb0f6023" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_c72027df-7306-4f13-808c-8372c9e67511" xlink:to="loc_us-gaap_SecuredDebtMember_0617308e-07b9-4231-a0fe-8aaffb0f6023" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_fdc45f0f-9458-4354-8647-d3fa9e7562c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_c72027df-7306-4f13-808c-8372c9e67511" xlink:to="loc_us-gaap_UnsecuredDebtMember_fdc45f0f-9458-4354-8647-d3fa9e7562c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_f960ac76-09da-4378-a190-75b2232f7d34" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_ef2a1f6a-4c5e-4bb5-8bab-b1d9b9b95fc2" xlink:to="loc_us-gaap_DebtInstrumentAxis_f960ac76-09da-4378-a190-75b2232f7d34" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_f960ac76-09da-4378-a190-75b2232f7d34_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_f960ac76-09da-4378-a190-75b2232f7d34" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_f960ac76-09da-4378-a190-75b2232f7d34_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_1ca17f97-b917-4123-966e-5be8dce56a09" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_f960ac76-09da-4378-a190-75b2232f7d34" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_1ca17f97-b917-4123-966e-5be8dce56a09" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A4.42DueJune152021NotesMember_5f1179f7-c32b-44bc-b631-be644cb9998c" xlink:href="dell-20201030.xsd#dell_A4.42DueJune152021NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_1ca17f97-b917-4123-966e-5be8dce56a09" xlink:to="loc_dell_A4.42DueJune152021NotesMember_5f1179f7-c32b-44bc-b631-be644cb9998c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A2.650DueJune2020Member_338b5b66-1226-44af-a263-ec594f2ed111" xlink:href="dell-20201030.xsd#dell_A2.650DueJune2020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_1ca17f97-b917-4123-966e-5be8dce56a09" xlink:to="loc_dell_A2.650DueJune2020Member_338b5b66-1226-44af-a263-ec594f2ed111" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorNotesDue2020Member_e642c723-f094-4c19-b4a1-60e2952cadfa" xlink:href="dell-20201030.xsd#dell_SeniorNotesDue2020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_1ca17f97-b917-4123-966e-5be8dce56a09" xlink:to="loc_dell_SeniorNotesDue2020Member_e642c723-f094-4c19-b4a1-60e2952cadfa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareTermLoanFacilityMember_3bf8d3db-9352-4a47-a58b-478e264c3aea" xlink:href="dell-20201030.xsd#dell_VMwareTermLoanFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_1ca17f97-b917-4123-966e-5be8dce56a09" xlink:to="loc_dell_VMwareTermLoanFacilityMember_3bf8d3db-9352-4a47-a58b-478e264c3aea" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_NotesDueApril92020Member_323f251c-1067-4292-9cac-37d08d12b1e7" xlink:href="dell-20201030.xsd#dell_NotesDueApril92020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_1ca17f97-b917-4123-966e-5be8dce56a09" xlink:to="loc_dell_NotesDueApril92020Member_323f251c-1067-4292-9cac-37d08d12b1e7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareNotesMember_d3e0c84d-3344-401f-8f44-7049a0221bcc" xlink:href="dell-20201030.xsd#dell_VMwareNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_1ca17f97-b917-4123-966e-5be8dce56a09" xlink:to="loc_dell_VMwareNotesMember_d3e0c84d-3344-401f-8f44-7049a0221bcc" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_StructuredFinancingDebtMember_0b1e3c62-ca59-4408-afb8-518613c95864" xlink:href="dell-20201030.xsd#dell_StructuredFinancingDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_1ca17f97-b917-4123-966e-5be8dce56a09" xlink:to="loc_dell_StructuredFinancingDebtMember_0b1e3c62-ca59-4408-afb8-518613c95864" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_4d977123-da2b-44d2-afd5-75156fbc634c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_ef2a1f6a-4c5e-4bb5-8bab-b1d9b9b95fc2" xlink:to="loc_us-gaap_CreditFacilityAxis_4d977123-da2b-44d2-afd5-75156fbc634c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_4d977123-da2b-44d2-afd5-75156fbc634c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_4d977123-da2b-44d2-afd5-75156fbc634c" xlink:to="loc_us-gaap_CreditFacilityDomain_4d977123-da2b-44d2-afd5-75156fbc634c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_5b8ea8f9-7311-4664-b222-7ea299bcb7e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_4d977123-da2b-44d2-afd5-75156fbc634c" xlink:to="loc_us-gaap_CreditFacilityDomain_5b8ea8f9-7311-4664-b222-7ea299bcb7e7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_edab9989-aef3-4f5c-85d6-9dc1db8d31e4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_5b8ea8f9-7311-4664-b222-7ea299bcb7e7" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_edab9989-aef3-4f5c-85d6-9dc1db8d31e4" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DEBTSecuredDebtNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DEBTSecuredDebtNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEBTSecuredDebtNarrativeDetails" xlink:type="extended" id="i6f73531e65ea4e82b22540865f75ea08_DEBTSecuredDebtNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_f8995573-01b4-4400-ba4b-695dfe13246d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_8f600832-23cb-4b31-9598-10cee8249d5a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f8995573-01b4-4400-ba4b-695dfe13246d" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_8f600832-23cb-4b31-9598-10cee8249d5a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_12089aed-2238-4561-a02f-ecb1a42a9603" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f8995573-01b4-4400-ba4b-695dfe13246d" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_12089aed-2238-4561-a02f-ecb1a42a9603" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LineofCreditFacilityPeriodicPaymentPrincipalPercentofOriginalPrincipalBalance_10a84250-82e8-4975-9ecb-88db2dffbc29" xlink:href="dell-20201030.xsd#dell_LineofCreditFacilityPeriodicPaymentPrincipalPercentofOriginalPrincipalBalance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f8995573-01b4-4400-ba4b-695dfe13246d" xlink:to="loc_dell_LineofCreditFacilityPeriodicPaymentPrincipalPercentofOriginalPrincipalBalance_10a84250-82e8-4975-9ecb-88db2dffbc29" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentCollateralPercentofCapitalStock_b448d16e-c113-4d29-a8c8-de9c35bfb431" xlink:href="dell-20201030.xsd#dell_DebtInstrumentCollateralPercentofCapitalStock"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f8995573-01b4-4400-ba4b-695dfe13246d" xlink:to="loc_dell_DebtInstrumentCollateralPercentofCapitalStock_b448d16e-c113-4d29-a8c8-de9c35bfb431" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_ff2b6927-3ac0-42c4-a664-090624802705" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f8995573-01b4-4400-ba4b-695dfe13246d" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_ff2b6927-3ac0-42c4-a664-090624802705" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentMaximumPeriodforRegistration_96a99462-9452-473f-97ca-75539dceed69" xlink:href="dell-20201030.xsd#dell_DebtInstrumentMaximumPeriodforRegistration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f8995573-01b4-4400-ba4b-695dfe13246d" xlink:to="loc_dell_DebtInstrumentMaximumPeriodforRegistration_96a99462-9452-473f-97ca-75539dceed69" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_bc3f8613-fee0-4a25-8875-27f4705e17e1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_f8995573-01b4-4400-ba4b-695dfe13246d" xlink:to="loc_us-gaap_DebtInstrumentTable_bc3f8613-fee0-4a25-8875-27f4705e17e1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_9800c9cf-204c-4cdf-9a2d-2d56bdb78a51" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_bc3f8613-fee0-4a25-8875-27f4705e17e1" xlink:to="loc_us-gaap_DebtInstrumentAxis_9800c9cf-204c-4cdf-9a2d-2d56bdb78a51" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_9800c9cf-204c-4cdf-9a2d-2d56bdb78a51_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_9800c9cf-204c-4cdf-9a2d-2d56bdb78a51" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_9800c9cf-204c-4cdf-9a2d-2d56bdb78a51_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_9800c9cf-204c-4cdf-9a2d-2d56bdb78a51" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareRevolvingCreditFacilityMember_5956e3ad-6566-4c93-9db9-750df50d9591" xlink:href="dell-20201030.xsd#dell_VMwareRevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:to="loc_dell_VMwareRevolvingCreditFacilityMember_5956e3ad-6566-4c93-9db9-750df50d9591" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorSecuredCreditFacilitiesMember_33baafb1-bcd1-4134-9d35-15d184361041" xlink:href="dell-20201030.xsd#dell_SeniorSecuredCreditFacilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:to="loc_dell_SeniorSecuredCreditFacilitiesMember_33baafb1-bcd1-4134-9d35-15d184361041" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_TermLoanB1FacilityMember_f6cbb06c-fbff-4960-98f6-bc0348eb0754" xlink:href="dell-20201030.xsd#dell_TermLoanB1FacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:to="loc_dell_TermLoanB1FacilityMember_f6cbb06c-fbff-4960-98f6-bc0348eb0754" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_TermLoanA4FacilityAndTermLoanA6FacilityMember_7ec01d12-9456-460a-becd-2aafa2f7e693" xlink:href="dell-20201030.xsd#dell_TermLoanA4FacilityAndTermLoanA6FacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:to="loc_dell_TermLoanA4FacilityAndTermLoanA6FacilityMember_7ec01d12-9456-460a-becd-2aafa2f7e693" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_TermLoanA4FacilityDueDecember2023Member_10fb7c6f-5ec9-49d7-ae74-87911edb9672" xlink:href="dell-20201030.xsd#dell_TermLoanA4FacilityDueDecember2023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:to="loc_dell_TermLoanA4FacilityDueDecember2023Member_10fb7c6f-5ec9-49d7-ae74-87911edb9672" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_TermLoanA6FacilityMember_6e1ca283-2ee9-4ab5-841f-69c4f7ddb6f3" xlink:href="dell-20201030.xsd#dell_TermLoanA6FacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:to="loc_dell_TermLoanA6FacilityMember_6e1ca283-2ee9-4ab5-841f-69c4f7ddb6f3" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_RevolvingCreditFacilityDueSeptember2021Member_564b568e-92af-4538-816e-e54149f362c8" xlink:href="dell-20201030.xsd#dell_RevolvingCreditFacilityDueSeptember2021Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:to="loc_dell_RevolvingCreditFacilityDueSeptember2021Member_564b568e-92af-4538-816e-e54149f362c8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_NotesDueApril92020Member_f0ba37b8-2e38-4764-9554-5555b175b29f" xlink:href="dell-20201030.xsd#dell_NotesDueApril92020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:to="loc_dell_NotesDueApril92020Member_f0ba37b8-2e38-4764-9554-5555b175b29f" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ChinaRevolvingCreditFacilityMember_98209a36-f682-4001-a23f-f39bececfd20" xlink:href="dell-20201030.xsd#dell_ChinaRevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_d2c325a6-2e0b-48e0-9b8d-685aa53db2b6" xlink:to="loc_dell_ChinaRevolvingCreditFacilityMember_98209a36-f682-4001-a23f-f39bececfd20" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_06fb6f03-37d2-422c-b999-3b4e7e03b4ab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_bc3f8613-fee0-4a25-8875-27f4705e17e1" xlink:to="loc_us-gaap_CreditFacilityAxis_06fb6f03-37d2-422c-b999-3b4e7e03b4ab" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_06fb6f03-37d2-422c-b999-3b4e7e03b4ab_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_06fb6f03-37d2-422c-b999-3b4e7e03b4ab" xlink:to="loc_us-gaap_CreditFacilityDomain_06fb6f03-37d2-422c-b999-3b4e7e03b4ab_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_5b363c1a-b5cb-4cd7-b0d1-cb68bf0d5961" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_06fb6f03-37d2-422c-b999-3b4e7e03b4ab" xlink:to="loc_us-gaap_CreditFacilityDomain_5b363c1a-b5cb-4cd7-b0d1-cb68bf0d5961" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_339287c6-5b65-4455-8773-31132f5b1b47" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_5b363c1a-b5cb-4cd7-b0d1-cb68bf0d5961" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_339287c6-5b65-4455-8773-31132f5b1b47" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_e7443638-7e33-4a76-bcfe-4d45ea36376c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_bc3f8613-fee0-4a25-8875-27f4705e17e1" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_e7443638-7e33-4a76-bcfe-4d45ea36376c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_e7443638-7e33-4a76-bcfe-4d45ea36376c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_e7443638-7e33-4a76-bcfe-4d45ea36376c" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_e7443638-7e33-4a76-bcfe-4d45ea36376c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_90aa4bab-0d22-44db-b9ea-54278c8e56f5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_e7443638-7e33-4a76-bcfe-4d45ea36376c" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_90aa4bab-0d22-44db-b9ea-54278c8e56f5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_66da1259-7699-415e-99f4-bc7a6f68b00c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LetterOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_90aa4bab-0d22-44db-b9ea-54278c8e56f5" xlink:to="loc_us-gaap_LetterOfCreditMember_66da1259-7699-415e-99f4-bc7a6f68b00c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BridgeLoanMember_57c99b30-5f47-4f6b-bfa5-697eb4b3f419" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BridgeLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_90aa4bab-0d22-44db-b9ea-54278c8e56f5" xlink:to="loc_us-gaap_BridgeLoanMember_57c99b30-5f47-4f6b-bfa5-697eb4b3f419" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtMember_603d4b9e-a880-4c18-9f4f-6e5940f44770" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_90aa4bab-0d22-44db-b9ea-54278c8e56f5" xlink:to="loc_us-gaap_SecuredDebtMember_603d4b9e-a880-4c18-9f4f-6e5940f44770" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditMember_a954ec8a-fa2c-4dc3-8b53-fa56dc2f0585" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_90aa4bab-0d22-44db-b9ea-54278c8e56f5" xlink:to="loc_us-gaap_LineOfCreditMember_a954ec8a-fa2c-4dc3-8b53-fa56dc2f0585" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CollateralizedDebtObligationsMember_518374cf-7552-4abb-a564-9988fa7407d6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CollateralizedDebtObligationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_90aa4bab-0d22-44db-b9ea-54278c8e56f5" xlink:to="loc_us-gaap_CollateralizedDebtObligationsMember_518374cf-7552-4abb-a564-9988fa7407d6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_NonCollateralizedDebtObligationsMember_e866b226-1523-4134-b340-fafd9a440383" xlink:href="dell-20201030.xsd#dell_NonCollateralizedDebtObligationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_90aa4bab-0d22-44db-b9ea-54278c8e56f5" xlink:to="loc_dell_NonCollateralizedDebtObligationsMember_e866b226-1523-4134-b340-fafd9a440383" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtCovenantPeriodAxis_460f9ccf-2e79-4e90-b9f4-ee0a8328008c" xlink:href="dell-20201030.xsd#dell_DebtCovenantPeriodAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_bc3f8613-fee0-4a25-8875-27f4705e17e1" xlink:to="loc_dell_DebtCovenantPeriodAxis_460f9ccf-2e79-4e90-b9f4-ee0a8328008c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtCovenantPeriodDomain_460f9ccf-2e79-4e90-b9f4-ee0a8328008c_default" xlink:href="dell-20201030.xsd#dell_DebtCovenantPeriodDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dell_DebtCovenantPeriodAxis_460f9ccf-2e79-4e90-b9f4-ee0a8328008c" xlink:to="loc_dell_DebtCovenantPeriodDomain_460f9ccf-2e79-4e90-b9f4-ee0a8328008c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtCovenantPeriodDomain_4e212c68-148d-4929-a5a9-d9c668d296cf" xlink:href="dell-20201030.xsd#dell_DebtCovenantPeriodDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dell_DebtCovenantPeriodAxis_460f9ccf-2e79-4e90-b9f4-ee0a8328008c" xlink:to="loc_dell_DebtCovenantPeriodDomain_4e212c68-148d-4929-a5a9-d9c668d296cf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FirstFourYearsAfterDecember202018Member_4af11426-1dd0-47cc-a868-4222439c184e" xlink:href="dell-20201030.xsd#dell_FirstFourYearsAfterDecember202018Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dell_DebtCovenantPeriodDomain_4e212c68-148d-4929-a5a9-d9c668d296cf" xlink:to="loc_dell_FirstFourYearsAfterDecember202018Member_4af11426-1dd0-47cc-a868-4222439c184e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FifthYearAfterDecember202018Member_8c033cd1-b915-46fe-81f4-81325fbd96a1" xlink:href="dell-20201030.xsd#dell_FifthYearAfterDecember202018Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dell_DebtCovenantPeriodDomain_4e212c68-148d-4929-a5a9-d9c668d296cf" xlink:to="loc_dell_FifthYearAfterDecember202018Member_8c033cd1-b915-46fe-81f4-81325fbd96a1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FirstFourYearsAfterMarch132019Member_607e2219-ee1c-4cc3-8e33-8a84dda9280c" xlink:href="dell-20201030.xsd#dell_FirstFourYearsAfterMarch132019Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dell_DebtCovenantPeriodDomain_4e212c68-148d-4929-a5a9-d9c668d296cf" xlink:to="loc_dell_FirstFourYearsAfterMarch132019Member_607e2219-ee1c-4cc3-8e33-8a84dda9280c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FifthYearAfterMarch132019Member_2ebb4b08-eab5-4fd5-9388-d0424484d5c3" xlink:href="dell-20201030.xsd#dell_FifthYearAfterMarch132019Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dell_DebtCovenantPeriodDomain_4e212c68-148d-4929-a5a9-d9c668d296cf" xlink:to="loc_dell_FifthYearAfterMarch132019Member_2ebb4b08-eab5-4fd5-9388-d0424484d5c3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_66975690-2ce0-44e2-8f89-b9676fb75a62" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_bc3f8613-fee0-4a25-8875-27f4705e17e1" xlink:to="loc_us-gaap_VariableRateAxis_66975690-2ce0-44e2-8f89-b9676fb75a62" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_66975690-2ce0-44e2-8f89-b9676fb75a62_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_66975690-2ce0-44e2-8f89-b9676fb75a62" xlink:to="loc_us-gaap_VariableRateDomain_66975690-2ce0-44e2-8f89-b9676fb75a62_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_8c1ee6b8-f27f-4f37-8717-b45264df96eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_66975690-2ce0-44e2-8f89-b9676fb75a62" xlink:to="loc_us-gaap_VariableRateDomain_8c1ee6b8-f27f-4f37-8717-b45264df96eb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_a1a3e959-9422-43aa-993e-53a9cb75177f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_8c1ee6b8-f27f-4f37-8717-b45264df96eb" xlink:to="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_a1a3e959-9422-43aa-993e-53a9cb75177f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BaseRateMember_87341b6d-e8b1-4a7b-af0c-a836b5e5b6e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BaseRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_8c1ee6b8-f27f-4f37-8717-b45264df96eb" xlink:to="loc_us-gaap_BaseRateMember_87341b6d-e8b1-4a7b-af0c-a836b5e5b6e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrimeRateMember_d3812f04-2c5a-49c2-818f-644f5cd69e3d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PrimeRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_8c1ee6b8-f27f-4f37-8717-b45264df96eb" xlink:to="loc_us-gaap_PrimeRateMember_d3812f04-2c5a-49c2-818f-644f5cd69e3d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_d13e14ff-067e-42a3-b811-e073e50d171e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_bc3f8613-fee0-4a25-8875-27f4705e17e1" xlink:to="loc_srt_RangeAxis_d13e14ff-067e-42a3-b811-e073e50d171e" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_d13e14ff-067e-42a3-b811-e073e50d171e_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_d13e14ff-067e-42a3-b811-e073e50d171e" xlink:to="loc_srt_RangeMember_d13e14ff-067e-42a3-b811-e073e50d171e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_6c1071fc-f122-475b-8e57-af790f281219" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_d13e14ff-067e-42a3-b811-e073e50d171e" xlink:to="loc_srt_RangeMember_6c1071fc-f122-475b-8e57-af790f281219" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_5e7fdc6a-8b3b-4c29-9a54-dadde6dda351" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_6c1071fc-f122-475b-8e57-af790f281219" xlink:to="loc_srt_MinimumMember_5e7fdc6a-8b3b-4c29-9a54-dadde6dda351" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_b977d4ca-138f-4748-9bb0-15fcbf018c02" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_6c1071fc-f122-475b-8e57-af790f281219" xlink:to="loc_srt_MaximumMember_b977d4ca-138f-4748-9bb0-15fcbf018c02" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DEBTUnsecuredDebtNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DEBTUnsecuredDebtNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEBTUnsecuredDebtNarrativeDetails" xlink:type="extended" id="ia7aad3201b944a66bcb343508d5fe24b_DEBTUnsecuredDebtNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_cbb28b34-2c4f-4a9b-b8ea-927f8573ce43" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_564b75a6-229e-428c-8ba3-b3f8db73be0b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cbb28b34-2c4f-4a9b-b8ea-927f8573ce43" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_564b75a6-229e-428c-8ba3-b3f8db73be0b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_d28938d0-57fc-42fe-a9a1-698debab30c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cbb28b34-2c4f-4a9b-b8ea-927f8573ce43" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_d28938d0-57fc-42fe-a9a1-698debab30c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_49997019-9eaa-42d1-b2ae-94436b9c31aa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cbb28b34-2c4f-4a9b-b8ea-927f8573ce43" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_49997019-9eaa-42d1-b2ae-94436b9c31aa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_995270f4-f096-44c6-a2b8-9101bc926b51" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cbb28b34-2c4f-4a9b-b8ea-927f8573ce43" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_995270f4-f096-44c6-a2b8-9101bc926b51" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTerm_322ebd48-bd92-496b-8a90-43a9ec5f3097" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cbb28b34-2c4f-4a9b-b8ea-927f8573ce43" xlink:to="loc_us-gaap_DebtInstrumentTerm_322ebd48-bd92-496b-8a90-43a9ec5f3097" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentTermNumberofExtensionPeriods_1b51d9b0-2337-422c-97e9-d143bdd4b2da" xlink:href="dell-20201030.xsd#dell_DebtInstrumentTermNumberofExtensionPeriods"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cbb28b34-2c4f-4a9b-b8ea-927f8573ce43" xlink:to="loc_dell_DebtInstrumentTermNumberofExtensionPeriods_1b51d9b0-2337-422c-97e9-d143bdd4b2da" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentTermExtensionOption_90dfc753-1577-4e9c-978c-04e16340c908" xlink:href="dell-20201030.xsd#dell_DebtInstrumentTermExtensionOption"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cbb28b34-2c4f-4a9b-b8ea-927f8573ce43" xlink:to="loc_dell_DebtInstrumentTermExtensionOption_90dfc753-1577-4e9c-978c-04e16340c908" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_187f7cca-b8c4-4829-b5e7-cba758041000" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_cbb28b34-2c4f-4a9b-b8ea-927f8573ce43" xlink:to="loc_us-gaap_DebtInstrumentTable_187f7cca-b8c4-4829-b5e7-cba758041000" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_0279445a-2304-406b-8b63-ee4ee44c92ee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_187f7cca-b8c4-4829-b5e7-cba758041000" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_0279445a-2304-406b-8b63-ee4ee44c92ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_0279445a-2304-406b-8b63-ee4ee44c92ee_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_0279445a-2304-406b-8b63-ee4ee44c92ee" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_0279445a-2304-406b-8b63-ee4ee44c92ee_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_58a72d0e-c299-41bc-8232-4502946547ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_0279445a-2304-406b-8b63-ee4ee44c92ee" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_58a72d0e-c299-41bc-8232-4502946547ef" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnsecuredDebtMember_6c05f7bd-db4b-4e31-a9f0-76da9fff9f58" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnsecuredDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_58a72d0e-c299-41bc-8232-4502946547ef" xlink:to="loc_us-gaap_UnsecuredDebtMember_6c05f7bd-db4b-4e31-a9f0-76da9fff9f58" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_b1fbbe21-e6c5-426e-9f66-702ea1c001e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SeniorNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_58a72d0e-c299-41bc-8232-4502946547ef" xlink:to="loc_us-gaap_SeniorNotesMember_b1fbbe21-e6c5-426e-9f66-702ea1c001e3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityAxis_0dcb2673-bdeb-45b9-91ab-7de165f71101" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_187f7cca-b8c4-4829-b5e7-cba758041000" xlink:to="loc_us-gaap_CreditFacilityAxis_0dcb2673-bdeb-45b9-91ab-7de165f71101" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_0dcb2673-bdeb-45b9-91ab-7de165f71101_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_0dcb2673-bdeb-45b9-91ab-7de165f71101" xlink:to="loc_us-gaap_CreditFacilityDomain_0dcb2673-bdeb-45b9-91ab-7de165f71101_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CreditFacilityDomain_e9f2ebd7-6532-4d01-87fd-2206633d2c1b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CreditFacilityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_0dcb2673-bdeb-45b9-91ab-7de165f71101" xlink:to="loc_us-gaap_CreditFacilityDomain_e9f2ebd7-6532-4d01-87fd-2206633d2c1b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_b30f20a8-3123-45df-9092-d3ea55b87149" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_e9f2ebd7-6532-4d01-87fd-2206633d2c1b" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_b30f20a8-3123-45df-9092-d3ea55b87149" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_792f2293-28ef-4cd7-8905-bbba0bc6b10b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_187f7cca-b8c4-4829-b5e7-cba758041000" xlink:to="loc_us-gaap_DebtInstrumentAxis_792f2293-28ef-4cd7-8905-bbba0bc6b10b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_792f2293-28ef-4cd7-8905-bbba0bc6b10b_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_792f2293-28ef-4cd7-8905-bbba0bc6b10b" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_792f2293-28ef-4cd7-8905-bbba0bc6b10b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_384c0db4-d444-4f76-9891-794dcbe03148" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_792f2293-28ef-4cd7-8905-bbba0bc6b10b" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_384c0db4-d444-4f76-9891-794dcbe03148" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A1.875DueJune2018Member_7ddc7037-9829-4755-a580-127096e22666" xlink:href="dell-20201030.xsd#dell_A1.875DueJune2018Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_384c0db4-d444-4f76-9891-794dcbe03148" xlink:to="loc_dell_A1.875DueJune2018Member_7ddc7037-9829-4755-a580-127096e22666" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A2.650DueJune2020Member_1f483138-961b-4b98-8381-6f730275f450" xlink:href="dell-20201030.xsd#dell_A2.650DueJune2020Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_384c0db4-d444-4f76-9891-794dcbe03148" xlink:to="loc_dell_A2.650DueJune2020Member_1f483138-961b-4b98-8381-6f730275f450" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_A3.375DueJune2023Member_0349eb47-17a2-46b4-a853-c7fc572bf5bd" xlink:href="dell-20201030.xsd#dell_A3.375DueJune2023Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_384c0db4-d444-4f76-9891-794dcbe03148" xlink:to="loc_dell_A3.375DueJune2023Member_0349eb47-17a2-46b4-a853-c7fc572bf5bd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareNotesMember_2db93cbb-3954-4063-aa86-ed1483aa055d" xlink:href="dell-20201030.xsd#dell_VMwareNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_384c0db4-d444-4f76-9891-794dcbe03148" xlink:to="loc_dell_VMwareNotesMember_2db93cbb-3954-4063-aa86-ed1483aa055d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareRevolvingCreditFacilityMember_9170cf73-166b-4304-a8ef-7b70884ba72e" xlink:href="dell-20201030.xsd#dell_VMwareRevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_384c0db4-d444-4f76-9891-794dcbe03148" xlink:to="loc_dell_VMwareRevolvingCreditFacilityMember_9170cf73-166b-4304-a8ef-7b70884ba72e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareTermLoanFacilityMember_fb80107c-3925-491f-a69e-5d551fe52e96" xlink:href="dell-20201030.xsd#dell_VMwareTermLoanFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_384c0db4-d444-4f76-9891-794dcbe03148" xlink:to="loc_dell_VMwareTermLoanFacilityMember_fb80107c-3925-491f-a69e-5d551fe52e96" xlink:type="arc" order="5"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DEBTOtherNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DEBTOtherNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEBTOtherNarrativeDetails" xlink:type="extended" id="iab4b8c75648243e885e8081f567f138c_DEBTOtherNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_c1d5a3e6-b95e-4dec-baba-2a11d4227601" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_d2ad8b6f-ad8c-4d3b-bd7c-f7dcd4886854" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c1d5a3e6-b95e-4dec-baba-2a11d4227601" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_d2ad8b6f-ad8c-4d3b-bd7c-f7dcd4886854" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentCollateralAmountShares_70f97c31-82b6-4d16-a7a1-098a8dff4ee5" xlink:href="dell-20201030.xsd#dell_DebtInstrumentCollateralAmountShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c1d5a3e6-b95e-4dec-baba-2a11d4227601" xlink:to="loc_dell_DebtInstrumentCollateralAmountShares_70f97c31-82b6-4d16-a7a1-098a8dff4ee5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_d312d2b1-9846-420c-9a0e-c7c6755e004b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c1d5a3e6-b95e-4dec-baba-2a11d4227601" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_d312d2b1-9846-420c-9a0e-c7c6755e004b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_069c665b-b20b-4ffd-9dc1-31855c75a4a5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c1d5a3e6-b95e-4dec-baba-2a11d4227601" xlink:to="loc_us-gaap_DebtInstrumentTable_069c665b-b20b-4ffd-9dc1-31855c75a4a5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_662e67e8-a644-4301-a123-299f78e05c55" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_069c665b-b20b-4ffd-9dc1-31855c75a4a5" xlink:to="loc_us-gaap_StatementClassOfStockAxis_662e67e8-a644-4301-a123-299f78e05c55" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_662e67e8-a644-4301-a123-299f78e05c55_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_662e67e8-a644-4301-a123-299f78e05c55" xlink:to="loc_us-gaap_ClassOfStockDomain_662e67e8-a644-4301-a123-299f78e05c55_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_3610f9a2-4a29-473e-8015-40bf3d0328af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_662e67e8-a644-4301-a123-299f78e05c55" xlink:to="loc_us-gaap_ClassOfStockDomain_3610f9a2-4a29-473e-8015-40bf3d0328af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_b6d10143-91ad-4965-8410-4c194982c3d6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_3610f9a2-4a29-473e-8015-40bf3d0328af" xlink:to="loc_us-gaap_CommonClassBMember_b6d10143-91ad-4965-8410-4c194982c3d6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_663bd957-f515-4da3-99e2-b4cf9b201bd6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_3610f9a2-4a29-473e-8015-40bf3d0328af" xlink:to="loc_us-gaap_CommonClassAMember_663bd957-f515-4da3-99e2-b4cf9b201bd6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_abca0afd-70e0-42e3-adb5-e2a928c4392d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_069c665b-b20b-4ffd-9dc1-31855c75a4a5" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_abca0afd-70e0-42e3-adb5-e2a928c4392d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_abca0afd-70e0-42e3-adb5-e2a928c4392d_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_abca0afd-70e0-42e3-adb5-e2a928c4392d" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_abca0afd-70e0-42e3-adb5-e2a928c4392d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_8bf60ef3-a323-4197-af02-fbb73794a9af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_abca0afd-70e0-42e3-adb5-e2a928c4392d" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_8bf60ef3-a323-4197-af02-fbb73794a9af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BridgeLoanMember_23fe8692-71b7-4250-86b5-8296119fa9c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BridgeLoanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_8bf60ef3-a323-4197-af02-fbb73794a9af" xlink:to="loc_us-gaap_BridgeLoanMember_23fe8692-71b7-4250-86b5-8296119fa9c0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_c719aa81-e07a-4fef-b333-ce524d037492" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_069c665b-b20b-4ffd-9dc1-31855c75a4a5" xlink:to="loc_us-gaap_DebtInstrumentAxis_c719aa81-e07a-4fef-b333-ce524d037492" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_c719aa81-e07a-4fef-b333-ce524d037492_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_c719aa81-e07a-4fef-b333-ce524d037492" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_c719aa81-e07a-4fef-b333-ce524d037492_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_30d24476-2262-4c7c-84a1-e8e46e0cad30" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_c719aa81-e07a-4fef-b333-ce524d037492" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_30d24476-2262-4c7c-84a1-e8e46e0cad30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_MarginLoanFacilityIssued2017DueApril2022Member_360acdd5-aedc-4c14-bc77-c5f61cf8ceb1" xlink:href="dell-20201030.xsd#dell_MarginLoanFacilityIssued2017DueApril2022Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_30d24476-2262-4c7c-84a1-e8e46e0cad30" xlink:to="loc_dell_MarginLoanFacilityIssued2017DueApril2022Member_360acdd5-aedc-4c14-bc77-c5f61cf8ceb1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_TermLoanA6FacilityMember_ad79f3d7-283f-4f1e-974e-f41ff19f2fa9" xlink:href="dell-20201030.xsd#dell_TermLoanA6FacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_30d24476-2262-4c7c-84a1-e8e46e0cad30" xlink:to="loc_dell_TermLoanA6FacilityMember_ad79f3d7-283f-4f1e-974e-f41ff19f2fa9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateAxis_77940b11-eb92-4e61-bdd2-b9305d4e0fe6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_069c665b-b20b-4ffd-9dc1-31855c75a4a5" xlink:to="loc_us-gaap_VariableRateAxis_77940b11-eb92-4e61-bdd2-b9305d4e0fe6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_77940b11-eb92-4e61-bdd2-b9305d4e0fe6_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_77940b11-eb92-4e61-bdd2-b9305d4e0fe6" xlink:to="loc_us-gaap_VariableRateDomain_77940b11-eb92-4e61-bdd2-b9305d4e0fe6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableRateDomain_7fc1da42-ecf4-46ed-a8e8-f27cece02e25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_VariableRateDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_77940b11-eb92-4e61-bdd2-b9305d4e0fe6" xlink:to="loc_us-gaap_VariableRateDomain_7fc1da42-ecf4-46ed-a8e8-f27cece02e25" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BaseRateMember_04f0732c-0a2c-47c0-be05-d6cff1aaa439" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BaseRateMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_7fc1da42-ecf4-46ed-a8e8-f27cece02e25" xlink:to="loc_us-gaap_BaseRateMember_04f0732c-0a2c-47c0-be05-d6cff1aaa439" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_459b2a37-8784-4f8a-9bdd-815fa844036f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_7fc1da42-ecf4-46ed-a8e8-f27cece02e25" xlink:to="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_459b2a37-8784-4f8a-9bdd-815fa844036f" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DEBTAggregateFutureMaturitiesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DEBTAggregateFutureMaturitiesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEBTAggregateFutureMaturitiesDetails" xlink:type="extended" id="i4cd54f360bf64ff2844d14f6c8967e54_DEBTAggregateFutureMaturitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_ffcf6a3c-a124-4a3e-8b2d-5ceb0abd9594" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MaturitiesOfLongTermDebtAbstract_97d6ee19-4aa2-438c-94d4-1e2c37847434" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MaturitiesOfLongTermDebtAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ffcf6a3c-a124-4a3e-8b2d-5ceb0abd9594" xlink:to="loc_us-gaap_MaturitiesOfLongTermDebtAbstract_97d6ee19-4aa2-438c-94d4-1e2c37847434" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_569a6a0b-c801-488b-a25a-b79985140364" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MaturitiesOfLongTermDebtAbstract_97d6ee19-4aa2-438c-94d4-1e2c37847434" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_569a6a0b-c801-488b-a25a-b79985140364" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_9f89ceac-c69d-4616-9b7f-1fb9d3ca3d52" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MaturitiesOfLongTermDebtAbstract_97d6ee19-4aa2-438c-94d4-1e2c37847434" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_9f89ceac-c69d-4616-9b7f-1fb9d3ca3d52" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_fd82fc1b-22c9-4b7f-ad40-dada69a710d3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MaturitiesOfLongTermDebtAbstract_97d6ee19-4aa2-438c-94d4-1e2c37847434" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_fd82fc1b-22c9-4b7f-ad40-dada69a710d3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_063d9c02-f2de-4af6-926f-20e074c2cfb8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MaturitiesOfLongTermDebtAbstract_97d6ee19-4aa2-438c-94d4-1e2c37847434" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_063d9c02-f2de-4af6-926f-20e074c2cfb8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_9af2760c-dbb6-40b5-9602-f55ab33397d0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MaturitiesOfLongTermDebtAbstract_97d6ee19-4aa2-438c-94d4-1e2c37847434" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_9af2760c-dbb6-40b5-9602-f55ab33397d0" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFour_7c4813e6-2210-462a-86dc-32d6a54ff38d" xlink:href="dell-20201030.xsd#dell_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MaturitiesOfLongTermDebtAbstract_97d6ee19-4aa2-438c-94d4-1e2c37847434" xlink:to="loc_dell_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFour_7c4813e6-2210-462a-86dc-32d6a54ff38d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_daa5b7a8-a375-496b-add9-1e3cb20071c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MaturitiesOfLongTermDebtAbstract_97d6ee19-4aa2-438c-94d4-1e2c37847434" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_daa5b7a8-a375-496b-add9-1e3cb20071c0" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsNetAbstract_04503978-42e7-4073-9e46-34a1e8ace00e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredFinanceCostsNetAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ffcf6a3c-a124-4a3e-8b2d-5ceb0abd9594" xlink:to="loc_us-gaap_DeferredFinanceCostsNetAbstract_04503978-42e7-4073-9e46-34a1e8ace00e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetRemainderofFiscalYear_b9ab9f24-c7f9-41a4-b458-f228c5e69694" xlink:href="dell-20201030.xsd#dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetRemainderofFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredFinanceCostsNetAbstract_04503978-42e7-4073-9e46-34a1e8ace00e" xlink:to="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetRemainderofFiscalYear_b9ab9f24-c7f9-41a4-b458-f228c5e69694" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetNextTwelveMonths_c8ed0cdf-e7f7-4c59-9d2a-c99cf4744115" xlink:href="dell-20201030.xsd#dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredFinanceCostsNetAbstract_04503978-42e7-4073-9e46-34a1e8ace00e" xlink:to="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetNextTwelveMonths_c8ed0cdf-e7f7-4c59-9d2a-c99cf4744115" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetYearTwo_2cf0755a-4936-4588-b2e1-1391ad2724ce" xlink:href="dell-20201030.xsd#dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredFinanceCostsNetAbstract_04503978-42e7-4073-9e46-34a1e8ace00e" xlink:to="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetYearTwo_2cf0755a-4936-4588-b2e1-1391ad2724ce" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetYearThree_a3eb0c48-2e21-4570-aca2-586d4174c52d" xlink:href="dell-20201030.xsd#dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredFinanceCostsNetAbstract_04503978-42e7-4073-9e46-34a1e8ace00e" xlink:to="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetYearThree_a3eb0c48-2e21-4570-aca2-586d4174c52d" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetYearFour_df252b69-397f-4d87-a86b-3a41dd3bcb05" xlink:href="dell-20201030.xsd#dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredFinanceCostsNetAbstract_04503978-42e7-4073-9e46-34a1e8ace00e" xlink:to="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetYearFour_df252b69-397f-4d87-a86b-3a41dd3bcb05" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetAfterYearFour_8fd96dae-a08d-483a-a61a-c74485f5ac80" xlink:href="dell-20201030.xsd#dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetAfterYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredFinanceCostsNetAbstract_04503978-42e7-4073-9e46-34a1e8ace00e" xlink:to="loc_dell_DebtInstrumentUnamortizedDiscountPremiumandDebtIssuanceCostsNetAfterYearFour_8fd96dae-a08d-483a-a61a-c74485f5ac80" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_f6520512-665d-47e2-928d-afe5ab9f7651" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredFinanceCostsNetAbstract_04503978-42e7-4073-9e46-34a1e8ace00e" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_f6520512-665d-47e2-928d-afe5ab9f7651" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtByMaturityAbstract_e45a7b22-9a09-467f-b0b1-a7b65516d79f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtByMaturityAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ffcf6a3c-a124-4a3e-8b2d-5ceb0abd9594" xlink:to="loc_us-gaap_LongTermDebtByMaturityAbstract_e45a7b22-9a09-467f-b0b1-a7b65516d79f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalRemainderofFiscalYearNet_ab9ac650-8e7c-46db-9a09-17d7d26f06da" xlink:href="dell-20201030.xsd#dell_LongtermDebtMaturitiesRepaymentsofPrincipalRemainderofFiscalYearNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_e45a7b22-9a09-467f-b0b1-a7b65516d79f" xlink:to="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalRemainderofFiscalYearNet_ab9ac650-8e7c-46db-9a09-17d7d26f06da" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalNextTwelveMonthsNet_31146a92-f84f-4365-b025-e8945b592ad5" xlink:href="dell-20201030.xsd#dell_LongtermDebtMaturitiesRepaymentsofPrincipalNextTwelveMonthsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_e45a7b22-9a09-467f-b0b1-a7b65516d79f" xlink:to="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalNextTwelveMonthsNet_31146a92-f84f-4365-b025-e8945b592ad5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalinYearTwoNet_7e4838a4-f0d0-4764-a2e3-5bd990a7444b" xlink:href="dell-20201030.xsd#dell_LongtermDebtMaturitiesRepaymentsofPrincipalinYearTwoNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_e45a7b22-9a09-467f-b0b1-a7b65516d79f" xlink:to="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalinYearTwoNet_7e4838a4-f0d0-4764-a2e3-5bd990a7444b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalinYearThreeNet_5c58e95b-8fe8-4fae-8afd-7772de35c071" xlink:href="dell-20201030.xsd#dell_LongtermDebtMaturitiesRepaymentsofPrincipalinYearThreeNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_e45a7b22-9a09-467f-b0b1-a7b65516d79f" xlink:to="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalinYearThreeNet_5c58e95b-8fe8-4fae-8afd-7772de35c071" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalinYearFourNet_6d34adc0-5fa7-471c-b96d-7f811a8c80a6" xlink:href="dell-20201030.xsd#dell_LongtermDebtMaturitiesRepaymentsofPrincipalinYearFourNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_e45a7b22-9a09-467f-b0b1-a7b65516d79f" xlink:to="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalinYearFourNet_6d34adc0-5fa7-471c-b96d-7f811a8c80a6" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalAfterYearFourNet_7ee6e55c-680b-4c02-96c9-8e0c4336cbb2" xlink:href="dell-20201030.xsd#dell_LongtermDebtMaturitiesRepaymentsofPrincipalAfterYearFourNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_e45a7b22-9a09-467f-b0b1-a7b65516d79f" xlink:to="loc_dell_LongtermDebtMaturitiesRepaymentsofPrincipalAfterYearFourNet_7ee6e55c-680b-4c02-96c9-8e0c4336cbb2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_f9871eae-5b6e-4bbc-aef5-c4d5d4b4d7e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_e45a7b22-9a09-467f-b0b1-a7b65516d79f" xlink:to="loc_us-gaap_LongTermDebt_f9871eae-5b6e-4bbc-aef5-c4d5d4b4d7e3" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_c5227d67-e362-4cbd-9d34-3c5bd243c03b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ffcf6a3c-a124-4a3e-8b2d-5ceb0abd9594" xlink:to="loc_us-gaap_DebtInstrumentTable_c5227d67-e362-4cbd-9d34-3c5bd243c03b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_b173b938-1bb7-491c-bf25-99c0b7c8486a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_c5227d67-e362-4cbd-9d34-3c5bd243c03b" xlink:to="loc_us-gaap_DebtInstrumentAxis_b173b938-1bb7-491c-bf25-99c0b7c8486a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_b173b938-1bb7-491c-bf25-99c0b7c8486a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_b173b938-1bb7-491c-bf25-99c0b7c8486a" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_b173b938-1bb7-491c-bf25-99c0b7c8486a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_763cb1aa-01d4-4ab7-b282-5a0b56fb338f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_b173b938-1bb7-491c-bf25-99c0b7c8486a" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_763cb1aa-01d4-4ab7-b282-5a0b56fb338f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_TermLoanFacilitiesSeniorFirstLienNotesAndFirstLienNotesMember_5e9770c5-df91-4486-891e-e675c3fa1575" xlink:href="dell-20201030.xsd#dell_TermLoanFacilitiesSeniorFirstLienNotesAndFirstLienNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_763cb1aa-01d4-4ab7-b282-5a0b56fb338f" xlink:to="loc_dell_TermLoanFacilitiesSeniorFirstLienNotesAndFirstLienNotesMember_5e9770c5-df91-4486-891e-e675c3fa1575" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_UnsecuredNotesandDebenturesMember_936ac3d8-cbeb-4a07-944e-f0ad4fe3e07f" xlink:href="dell-20201030.xsd#dell_UnsecuredNotesandDebenturesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_763cb1aa-01d4-4ab7-b282-5a0b56fb338f" xlink:to="loc_dell_UnsecuredNotesandDebenturesMember_936ac3d8-cbeb-4a07-944e-f0ad4fe3e07f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SeniorNotesandEMCNotesMember_2133525b-fd4e-42cb-950a-bcf1768dd5dd" xlink:href="dell-20201030.xsd#dell_SeniorNotesandEMCNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_763cb1aa-01d4-4ab7-b282-5a0b56fb338f" xlink:to="loc_dell_SeniorNotesandEMCNotesMember_2133525b-fd4e-42cb-950a-bcf1768dd5dd" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareNotesMember_0da49ac2-ea91-4019-9e65-e7e7bf84864d" xlink:href="dell-20201030.xsd#dell_VMwareNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_763cb1aa-01d4-4ab7-b282-5a0b56fb338f" xlink:to="loc_dell_VMwareNotesMember_0da49ac2-ea91-4019-9e65-e7e7bf84864d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_StructuredFinancingDebtMember_c92dfcc8-1eef-426b-b3ca-7dfa4b0b5cc8" xlink:href="dell-20201030.xsd#dell_StructuredFinancingDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_763cb1aa-01d4-4ab7-b282-5a0b56fb338f" xlink:to="loc_dell_StructuredFinancingDebtMember_c92dfcc8-1eef-426b-b3ca-7dfa4b0b5cc8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_MarginLoanFacilityIssued2017DueApril2022Member_7456edac-2007-4568-8ef2-e3aa280606c1" xlink:href="dell-20201030.xsd#dell_MarginLoanFacilityIssued2017DueApril2022Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_763cb1aa-01d4-4ab7-b282-5a0b56fb338f" xlink:to="loc_dell_MarginLoanFacilityIssued2017DueApril2022Member_7456edac-2007-4568-8ef2-e3aa280606c1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_OtherDebtMember_ed61c3aa-d7f1-45d7-8b51-ba3aa01909d6" xlink:href="dell-20201030.xsd#dell_OtherDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_763cb1aa-01d4-4ab7-b282-5a0b56fb338f" xlink:to="loc_dell_OtherDebtMember_ed61c3aa-d7f1-45d7-8b51-ba3aa01909d6" xlink:type="arc" order="6"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIES" xlink:type="simple" xlink:href="dell-20201030.xsd#DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIES"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIES" xlink:type="extended" id="ia4ba2db11b2b41eb99ec37cd8d46fc3d_DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIES"/>
  <link:roleRef roleURI="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESTables" xlink:type="simple" xlink:href="dell-20201030.xsd#DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESTables" xlink:type="extended" id="i3b677838477242818ffcdc0c7d70d6d4_DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESAdditionalInformationNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESAdditionalInformationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESAdditionalInformationNarrativeDetails" xlink:type="extended" id="i5eebb8d79dc84d2686c6774d1fa20062_DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESAdditionalInformationNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_d64c7718-0da3-482b-b5aa-68fe287f53e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTermOfContract_43da8666-1747-4a86-b726-8f6c39260eb3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeTermOfContract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_d64c7718-0da3-482b-b5aa-68fe287f53e7" xlink:to="loc_us-gaap_DerivativeTermOfContract_43da8666-1747-4a86-b726-8f6c39260eb3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_c9e03d4d-e41e-4820-98d1-89ca95362821" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeLineItems_d64c7718-0da3-482b-b5aa-68fe287f53e7" xlink:to="loc_us-gaap_DerivativeTable_c9e03d4d-e41e-4820-98d1-89ca95362821" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_b15c01b4-b858-4b5f-94a1-b95e672283ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_c9e03d4d-e41e-4820-98d1-89ca95362821" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_b15c01b4-b858-4b5f-94a1-b95e672283ae" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_b15c01b4-b858-4b5f-94a1-b95e672283ae_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_b15c01b4-b858-4b5f-94a1-b95e672283ae" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_b15c01b4-b858-4b5f-94a1-b95e672283ae_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_dfdbbfa1-88ed-45d8-aa3a-154a9accbbb9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_b15c01b4-b858-4b5f-94a1-b95e672283ae" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_dfdbbfa1-88ed-45d8-aa3a-154a9accbbb9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ForeignExchangeForwardandOptionMember_2da2819b-bc56-4319-bff7-1dde8cdaae5c" xlink:href="dell-20201030.xsd#dell_ForeignExchangeForwardandOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_dfdbbfa1-88ed-45d8-aa3a-154a9accbbb9" xlink:to="loc_dell_ForeignExchangeForwardandOptionMember_2da2819b-bc56-4319-bff7-1dde8cdaae5c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeForwardMember_5fa3e6b5-bf61-44c4-8081-ee313d7ab3db" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeForwardMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_dfdbbfa1-88ed-45d8-aa3a-154a9accbbb9" xlink:to="loc_us-gaap_ForeignExchangeForwardMember_5fa3e6b5-bf61-44c4-8081-ee313d7ab3db" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_e9afd811-1092-4935-b24f-675d3a51e5af" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_dfdbbfa1-88ed-45d8-aa3a-154a9accbbb9" xlink:to="loc_us-gaap_InterestRateSwapMember_e9afd811-1092-4935-b24f-675d3a51e5af" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CrossCurrencyInterestRateContractMember_e9cb88a4-5a96-4472-a94a-a2f52c8e2a28" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CrossCurrencyInterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_dfdbbfa1-88ed-45d8-aa3a-154a9accbbb9" xlink:to="loc_us-gaap_CrossCurrencyInterestRateContractMember_e9cb88a4-5a96-4472-a94a-a2f52c8e2a28" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_d2a4b9b8-6c9d-4a3b-9616-c4ab3c9615a0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_c9e03d4d-e41e-4820-98d1-89ca95362821" xlink:to="loc_us-gaap_HedgingDesignationAxis_d2a4b9b8-6c9d-4a3b-9616-c4ab3c9615a0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_d2a4b9b8-6c9d-4a3b-9616-c4ab3c9615a0_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_d2a4b9b8-6c9d-4a3b-9616-c4ab3c9615a0" xlink:to="loc_us-gaap_HedgingDesignationDomain_d2a4b9b8-6c9d-4a3b-9616-c4ab3c9615a0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_0e857a23-5eee-4edd-9323-3e509c4e9d04" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_d2a4b9b8-6c9d-4a3b-9616-c4ab3c9615a0" xlink:to="loc_us-gaap_HedgingDesignationDomain_0e857a23-5eee-4edd-9323-3e509c4e9d04" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_f5587348-aed9-4b18-b517-57c48278a266" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_0e857a23-5eee-4edd-9323-3e509c4e9d04" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_f5587348-aed9-4b18-b517-57c48278a266" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_163a1a26-6626-46db-b819-6cb6d22156ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NondesignatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_0e857a23-5eee-4edd-9323-3e509c4e9d04" xlink:to="loc_us-gaap_NondesignatedMember_163a1a26-6626-46db-b819-6cb6d22156ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_d6b200ab-cb34-4c56-a30d-ed43747704ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_c9e03d4d-e41e-4820-98d1-89ca95362821" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_d6b200ab-cb34-4c56-a30d-ed43747704ce" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_d6b200ab-cb34-4c56-a30d-ed43747704ce_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_d6b200ab-cb34-4c56-a30d-ed43747704ce" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_d6b200ab-cb34-4c56-a30d-ed43747704ce_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_c91b27d8-095c-49c2-b0b5-d23eebbb70d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_d6b200ab-cb34-4c56-a30d-ed43747704ce" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_c91b27d8-095c-49c2-b0b5-d23eebbb70d4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_FinancingReceivablesMember_d70266fb-bafc-4d1d-955d-1a235edd3c76" xlink:href="dell-20201030.xsd#dell_FinancingReceivablesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_c91b27d8-095c-49c2-b0b5-d23eebbb70d4" xlink:to="loc_dell_FinancingReceivablesMember_d70266fb-bafc-4d1d-955d-1a235edd3c76" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_b7dfedd5-e9f6-45c0-ab8b-8b1bfc9909f6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByLiabilityClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_c9e03d4d-e41e-4820-98d1-89ca95362821" xlink:to="loc_us-gaap_FairValueByLiabilityClassAxis_b7dfedd5-e9f6-45c0-ab8b-8b1bfc9909f6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_b7dfedd5-e9f6-45c0-ab8b-8b1bfc9909f6_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_b7dfedd5-e9f6-45c0-ab8b-8b1bfc9909f6" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_b7dfedd5-e9f6-45c0-ab8b-8b1bfc9909f6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_4b18217f-3f17-4edb-9f5a-d28a79561f54" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_b7dfedd5-e9f6-45c0-ab8b-8b1bfc9909f6" xlink:to="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_4b18217f-3f17-4edb-9f5a-d28a79561f54" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_StructuredFinancingDebtMember_982020ca-89d1-4d94-9c26-baa37cf3eebf" xlink:href="dell-20201030.xsd#dell_StructuredFinancingDebtMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_4b18217f-3f17-4edb-9f5a-d28a79561f54" xlink:to="loc_dell_StructuredFinancingDebtMember_982020ca-89d1-4d94-9c26-baa37cf3eebf" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESNotionalAmountsofOutstandingDerivativeInstrumentsDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESNotionalAmountsofOutstandingDerivativeInstrumentsDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESNotionalAmountsofOutstandingDerivativeInstrumentsDetails" xlink:type="extended" id="ie2c55cdc95b8426983ece63e2c689187_DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESNotionalAmountsofOutstandingDerivativeInstrumentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLineItems_4971f192-d517-42c1-ad89-74eac68912fd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_6caabd28-a308-40a7-93b0-ecdf3b9a2614" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeLineItems_4971f192-d517-42c1-ad89-74eac68912fd" xlink:to="loc_us-gaap_DerivativeNotionalAmount_6caabd28-a308-40a7-93b0-ecdf3b9a2614" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeTable_1bd1f866-fda8-4cc5-b7ca-adfe09314656" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeLineItems_4971f192-d517-42c1-ad89-74eac68912fd" xlink:to="loc_us-gaap_DerivativeTable_1bd1f866-fda8-4cc5-b7ca-adfe09314656" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_f5d575e3-8ff2-484f-ab42-14cad9051989" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_1bd1f866-fda8-4cc5-b7ca-adfe09314656" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_f5d575e3-8ff2-484f-ab42-14cad9051989" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_f5d575e3-8ff2-484f-ab42-14cad9051989_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_f5d575e3-8ff2-484f-ab42-14cad9051989" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_f5d575e3-8ff2-484f-ab42-14cad9051989_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_3fb84193-eab7-4351-bec8-1c090b984209" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_f5d575e3-8ff2-484f-ab42-14cad9051989" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_3fb84193-eab7-4351-bec8-1c090b984209" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_2fde36e8-e7d7-4f8f-a10f-93e57b4d2d1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_3fb84193-eab7-4351-bec8-1c090b984209" xlink:to="loc_us-gaap_ForeignExchangeContractMember_2fde36e8-e7d7-4f8f-a10f-93e57b4d2d1d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateContractMember_7de84560-0ab2-401e-9853-3294b631004d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_3fb84193-eab7-4351-bec8-1c090b984209" xlink:to="loc_us-gaap_InterestRateContractMember_7de84560-0ab2-401e-9853-3294b631004d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_2b615c2d-e38d-4e6a-afe2-ab3bf8215962" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeTable_1bd1f866-fda8-4cc5-b7ca-adfe09314656" xlink:to="loc_us-gaap_HedgingDesignationAxis_2b615c2d-e38d-4e6a-afe2-ab3bf8215962" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_2b615c2d-e38d-4e6a-afe2-ab3bf8215962_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_2b615c2d-e38d-4e6a-afe2-ab3bf8215962" xlink:to="loc_us-gaap_HedgingDesignationDomain_2b615c2d-e38d-4e6a-afe2-ab3bf8215962_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_e4234861-f91c-4ba9-98b9-7aafb08a13f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_2b615c2d-e38d-4e6a-afe2-ab3bf8215962" xlink:to="loc_us-gaap_HedgingDesignationDomain_e4234861-f91c-4ba9-98b9-7aafb08a13f8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_dc76f5e1-eca3-4e3c-8b4d-0372c2ba9f37" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_e4234861-f91c-4ba9-98b9-7aafb08a13f8" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_dc76f5e1-eca3-4e3c-8b4d-0372c2ba9f37" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_0edaad45-0aea-467d-8cf9-be989d89f6b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NondesignatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_e4234861-f91c-4ba9-98b9-7aafb08a13f8" xlink:to="loc_us-gaap_NondesignatedMember_0edaad45-0aea-467d-8cf9-be989d89f6b0" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESEffectofDerivativeInstrumentsontheCondensedConsolidatedStatementsofFinancialPositionandtheCondensedConsolidatedStatementsofIncomeLossDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESEffectofDerivativeInstrumentsontheCondensedConsolidatedStatementsofFinancialPositionandtheCondensedConsolidatedStatementsofIncomeLossDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESEffectofDerivativeInstrumentsontheCondensedConsolidatedStatementsofFinancialPositionandtheCondensedConsolidatedStatementsofIncomeLossDetails" xlink:type="extended" id="i14fc7e0035444939928ec02c37e69fea_DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESEffectofDerivativeInstrumentsontheCondensedConsolidatedStatementsofFinancialPositionandtheCondensedConsolidatedStatementsofIncomeLossDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_9bd7c72b-47ef-4f27-9183-3a73372e623a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_463042d7-2051-4b72-952e-9e3a430a3150" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_9bd7c72b-47ef-4f27-9183-3a73372e623a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax_463042d7-2051-4b72-952e-9e3a430a3150" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_a9db6ef3-ca8d-46cc-8c77-736950f39c13" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_9bd7c72b-47ef-4f27-9183-3a73372e623a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax_a9db6ef3-ca8d-46cc-8c77-736950f39c13" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_8db83d8a-a11e-40a9-bf06-ff892de39680" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_9bd7c72b-47ef-4f27-9183-3a73372e623a" xlink:to="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_8db83d8a-a11e-40a9-bf06-ff892de39680" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_cb66f52a-ed88-487f-b7a7-df641543e56f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_9bd7c72b-47ef-4f27-9183-3a73372e623a" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_cb66f52a-ed88-487f-b7a7-df641543e56f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_b040f5c7-6f25-4511-8b77-81e8336d63f4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_cb66f52a-ed88-487f-b7a7-df641543e56f" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_b040f5c7-6f25-4511-8b77-81e8336d63f4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_b040f5c7-6f25-4511-8b77-81e8336d63f4_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_b040f5c7-6f25-4511-8b77-81e8336d63f4" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_b040f5c7-6f25-4511-8b77-81e8336d63f4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_0d3b7882-0a30-448d-a8f3-2748dd9cfd98" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_b040f5c7-6f25-4511-8b77-81e8336d63f4" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_0d3b7882-0a30-448d-a8f3-2748dd9cfd98" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_52a2e026-bf50-4339-a5eb-3df4ce0e3422" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_0d3b7882-0a30-448d-a8f3-2748dd9cfd98" xlink:to="loc_us-gaap_ForeignExchangeContractMember_52a2e026-bf50-4339-a5eb-3df4ce0e3422" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateContractMember_e0297545-5988-421a-9535-52f90f609dba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_0d3b7882-0a30-448d-a8f3-2748dd9cfd98" xlink:to="loc_us-gaap_InterestRateContractMember_e0297545-5988-421a-9535-52f90f609dba" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_0e61e2aa-66e9-4996-88f2-b84396bf3063" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_cb66f52a-ed88-487f-b7a7-df641543e56f" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_0e61e2aa-66e9-4996-88f2-b84396bf3063" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_0e61e2aa-66e9-4996-88f2-b84396bf3063_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_0e61e2aa-66e9-4996-88f2-b84396bf3063" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_0e61e2aa-66e9-4996-88f2-b84396bf3063_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_48826332-527e-482b-9821-4c6160e2f99b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_0e61e2aa-66e9-4996-88f2-b84396bf3063" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_48826332-527e-482b-9821-4c6160e2f99b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesMember_3af30ffc-e65d-4519-bea7-53dbd51b0ccd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_48826332-527e-482b-9821-4c6160e2f99b" xlink:to="loc_us-gaap_SalesMember_3af30ffc-e65d-4519-bea7-53dbd51b0ccd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfSalesMember_bfa53d3e-324b-4dd1-a70b-6d92573d6600" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_48826332-527e-482b-9821-4c6160e2f99b" xlink:to="loc_us-gaap_CostOfSalesMember_bfa53d3e-324b-4dd1-a70b-6d92573d6600" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseMember_fbacf431-f876-4613-8d35-2760d00c9f25" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NonoperatingIncomeExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_48826332-527e-482b-9821-4c6160e2f99b" xlink:to="loc_us-gaap_NonoperatingIncomeExpenseMember_fbacf431-f876-4613-8d35-2760d00c9f25" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESFairValueofDerivativeInstrumentsintheCondensedConsolidatedStatementsofFinancialPositionDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESFairValueofDerivativeInstrumentsintheCondensedConsolidatedStatementsofFinancialPositionDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESFairValueofDerivativeInstrumentsintheCondensedConsolidatedStatementsofFinancialPositionDetails" xlink:type="extended" id="ie011247ca19e43249c36fe2d3e2cfa4d_DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESFairValueofDerivativeInstrumentsintheCondensedConsolidatedStatementsofFinancialPositionDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_906be475-bab8-422c-8636-74059445ff65" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativesFairValueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_6429d33a-97ba-484e-bd5a-6a1df75ad04f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_906be475-bab8-422c-8636-74059445ff65" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_6429d33a-97ba-484e-bd5a-6a1df75ad04f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_ebe2dafb-9056-4461-9e2e-18dcee616e6e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_906be475-bab8-422c-8636-74059445ff65" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_ebe2dafb-9056-4461-9e2e-18dcee616e6e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DerivativeAssetLiabilityFairValueGrossAsset_b3928fc1-74b2-4b2f-912d-2cef280a870b" xlink:href="dell-20201030.xsd#dell_DerivativeAssetLiabilityFairValueGrossAsset"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_906be475-bab8-422c-8636-74059445ff65" xlink:to="loc_dell_DerivativeAssetLiabilityFairValueGrossAsset_b3928fc1-74b2-4b2f-912d-2cef280a870b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_dbddd4f9-02f4-479d-a6f1-d20308787b2a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_906be475-bab8-422c-8636-74059445ff65" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_dbddd4f9-02f4-479d-a6f1-d20308787b2a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_b6790c7e-ace8-49db-be09-abfc426b68c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_dbddd4f9-02f4-479d-a6f1-d20308787b2a" xlink:to="loc_us-gaap_HedgingDesignationAxis_b6790c7e-ace8-49db-be09-abfc426b68c2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_b6790c7e-ace8-49db-be09-abfc426b68c2_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_b6790c7e-ace8-49db-be09-abfc426b68c2" xlink:to="loc_us-gaap_HedgingDesignationDomain_b6790c7e-ace8-49db-be09-abfc426b68c2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_7fe70fe6-e86a-4a73-a85c-611192461a2f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_b6790c7e-ace8-49db-be09-abfc426b68c2" xlink:to="loc_us-gaap_HedgingDesignationDomain_7fe70fe6-e86a-4a73-a85c-611192461a2f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_5858f6a7-c9a7-4c08-aaa1-32e912f9e680" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_7fe70fe6-e86a-4a73-a85c-611192461a2f" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_5858f6a7-c9a7-4c08-aaa1-32e912f9e680" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NondesignatedMember_5092a762-d1e1-4c4b-a150-54f9f16d696f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NondesignatedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_7fe70fe6-e86a-4a73-a85c-611192461a2f" xlink:to="loc_us-gaap_NondesignatedMember_5092a762-d1e1-4c4b-a150-54f9f16d696f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_a216915f-3c19-4285-b735-acd7e33dbe2a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_dbddd4f9-02f4-479d-a6f1-d20308787b2a" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_a216915f-3c19-4285-b735-acd7e33dbe2a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_a216915f-3c19-4285-b735-acd7e33dbe2a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_a216915f-3c19-4285-b735-acd7e33dbe2a" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_a216915f-3c19-4285-b735-acd7e33dbe2a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_3e668c9c-0194-4f1c-9a3a-32bf5aba770b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_a216915f-3c19-4285-b735-acd7e33dbe2a" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_3e668c9c-0194-4f1c-9a3a-32bf5aba770b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_51674479-bda6-4b45-a38b-057725109ce1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_3e668c9c-0194-4f1c-9a3a-32bf5aba770b" xlink:to="loc_us-gaap_ForeignExchangeContractMember_51674479-bda6-4b45-a38b-057725109ce1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateContractMember_f29e07bd-2420-457c-8c39-50ed24cde69f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateContractMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_3e668c9c-0194-4f1c-9a3a-32bf5aba770b" xlink:to="loc_us-gaap_InterestRateContractMember_f29e07bd-2420-457c-8c39-50ed24cde69f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_6f9415a0-daf2-4329-ac09-36588349e0bd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_dbddd4f9-02f4-479d-a6f1-d20308787b2a" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_6f9415a0-daf2-4329-ac09-36588349e0bd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_6f9415a0-daf2-4329-ac09-36588349e0bd_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_6f9415a0-daf2-4329-ac09-36588349e0bd" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_6f9415a0-daf2-4329-ac09-36588349e0bd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_48430770-b9e5-4489-9765-fb3b1fd900c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BalanceSheetLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_6f9415a0-daf2-4329-ac09-36588349e0bd" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_48430770-b9e5-4489-9765-fb3b1fd900c1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCurrentAssetsMember_dd5bbab6-d471-4144-9134-a60923d632ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCurrentAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_48430770-b9e5-4489-9765-fb3b1fd900c1" xlink:to="loc_us-gaap_OtherCurrentAssetsMember_dd5bbab6-d471-4144-9134-a60923d632ae" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncurrentAssetsMember_9f02fd33-79c4-4839-a83a-8fbb52de6f98" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNoncurrentAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_48430770-b9e5-4489-9765-fb3b1fd900c1" xlink:to="loc_us-gaap_OtherNoncurrentAssetsMember_9f02fd33-79c4-4839-a83a-8fbb52de6f98" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherCurrentLiabilitiesMember_17f07336-27b0-40e2-9bab-a49592e71dc5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherCurrentLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_48430770-b9e5-4489-9765-fb3b1fd900c1" xlink:to="loc_us-gaap_OtherCurrentLiabilitiesMember_17f07336-27b0-40e2-9bab-a49592e71dc5" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncurrentLiabilitiesMember_236fdd95-c1ac-43b4-8344-00899e89b235" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNoncurrentLiabilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_48430770-b9e5-4489-9765-fb3b1fd900c1" xlink:to="loc_us-gaap_OtherNoncurrentLiabilitiesMember_236fdd95-c1ac-43b4-8344-00899e89b235" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESGrossamountsofderivativeinstrumentsamountsoffsetduetomasternettingagreementsDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESGrossamountsofderivativeinstrumentsamountsoffsetduetomasternettingagreementsDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESGrossamountsofderivativeinstrumentsamountsoffsetduetomasternettingagreementsDetails" xlink:type="extended" id="i97ef9130aab44dd1b8efbd895ef790af_DERIVATIVEINSTRUMENTSANDHEDGINGACTIVITIESGrossamountsofderivativeinstrumentsamountsoffsetduetomasternettingagreementsDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETS" xlink:type="simple" xlink:href="dell-20201030.xsd#BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETS"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETS" xlink:type="extended" id="i4db3faa6478c4197aface6efd6b1e8a1_BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETS"/>
  <link:roleRef roleURI="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSTables" xlink:type="simple" xlink:href="dell-20201030.xsd#BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSTables" xlink:type="extended" id="id4a32ea8bfab401b86cb4faa026dada7_BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSVMwareAcquisitionsDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSVMwareAcquisitionsDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSVMwareAcquisitionsDetails" xlink:type="extended" id="idfd27c04c1514663830fa08db6e147fc_BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSVMwareAcquisitionsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_99270f5a-2010-4494-a663-a04512ea1dbc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_f7c34f35-040b-4172-8619-824dabd05d27" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_99270f5a-2010-4494-a663-a04512ea1dbc" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_f7c34f35-040b-4172-8619-824dabd05d27" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_d11dd726-637d-4a7f-ae86-ac0778234caa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_99270f5a-2010-4494-a663-a04512ea1dbc" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_d11dd726-637d-4a7f-ae86-ac0778234caa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_1b53d780-1396-4b1e-9724-ac52e4f26448" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_99270f5a-2010-4494-a663-a04512ea1dbc" xlink:to="loc_us-gaap_Goodwill_1b53d780-1396-4b1e-9724-ac52e4f26448" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount_c4d68fd5-52ef-4563-9323-c5625e48c36f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_99270f5a-2010-4494-a663-a04512ea1dbc" xlink:to="loc_us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount_c4d68fd5-52ef-4563-9323-c5625e48c36f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_78a79eb2-56c2-4140-a885-d17dd4506071" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_99270f5a-2010-4494-a663-a04512ea1dbc" xlink:to="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_78a79eb2-56c2-4140-a885-d17dd4506071" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfBusinessesAcquired_f151e769-4f64-4c0c-9e81-8eaf6808e64d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfBusinessesAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_99270f5a-2010-4494-a663-a04512ea1dbc" xlink:to="loc_us-gaap_NumberOfBusinessesAcquired_f151e769-4f64-4c0c-9e81-8eaf6808e64d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_118f07ea-c913-4411-a4c2-9b91e64f3a0a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_99270f5a-2010-4494-a663-a04512ea1dbc" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_118f07ea-c913-4411-a4c2-9b91e64f3a0a" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_2caa2a3d-d79d-450b-8b3b-4064fa859b6f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_118f07ea-c913-4411-a4c2-9b91e64f3a0a" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_2caa2a3d-d79d-450b-8b3b-4064fa859b6f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_2caa2a3d-d79d-450b-8b3b-4064fa859b6f_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_2caa2a3d-d79d-450b-8b3b-4064fa859b6f" xlink:to="loc_us-gaap_SegmentDomain_2caa2a3d-d79d-450b-8b3b-4064fa859b6f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_8c520b82-96a6-4933-b3d6-fbdad005851a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_2caa2a3d-d79d-450b-8b3b-4064fa859b6f" xlink:to="loc_us-gaap_SegmentDomain_8c520b82-96a6-4933-b3d6-fbdad005851a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareInc.Member_65055884-81be-4588-b565-f01927fe6e5c" xlink:href="dell-20201030.xsd#dell_VMwareInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_8c520b82-96a6-4933-b3d6-fbdad005851a" xlink:to="loc_dell_VMwareInc.Member_65055884-81be-4588-b565-f01927fe6e5c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_7e8baf36-703d-42eb-8954-f39eaf3aff74" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_118f07ea-c913-4411-a4c2-9b91e64f3a0a" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_7e8baf36-703d-42eb-8954-f39eaf3aff74" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7e8baf36-703d-42eb-8954-f39eaf3aff74_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_7e8baf36-703d-42eb-8954-f39eaf3aff74" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_7e8baf36-703d-42eb-8954-f39eaf3aff74_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3eff70a1-eef9-46cf-8ca2-2b3243984217" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_7e8baf36-703d-42eb-8954-f39eaf3aff74" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3eff70a1-eef9-46cf-8ca2-2b3243984217" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SaltStackMember_7c9f9530-ed44-4836-a291-b11685afe3bc" xlink:href="dell-20201030.xsd#dell_SaltStackMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3eff70a1-eef9-46cf-8ca2-2b3243984217" xlink:to="loc_dell_SaltStackMember_7c9f9530-ed44-4836-a291-b11685afe3bc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_DatriumMember_d11c90f4-1b57-4a78-ae59-715a31e62c98" xlink:href="dell-20201030.xsd#dell_DatriumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3eff70a1-eef9-46cf-8ca2-2b3243984217" xlink:to="loc_dell_DatriumMember_d11c90f4-1b57-4a78-ae59-715a31e62c98" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LastlineIncMember_f1395e9c-2350-4042-ac84-6e3fee750260" xlink:href="dell-20201030.xsd#dell_LastlineIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3eff70a1-eef9-46cf-8ca2-2b3243984217" xlink:to="loc_dell_LastlineIncMember_f1395e9c-2350-4042-ac84-6e3fee750260" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_NyansaIncMember_b4a09d0c-caa8-4402-90e7-48fb86204396" xlink:href="dell-20201030.xsd#dell_NyansaIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3eff70a1-eef9-46cf-8ca2-2b3243984217" xlink:to="loc_dell_NyansaIncMember_b4a09d0c-caa8-4402-90e7-48fb86204396" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_Fiscal2021AcquisitionsMember_89404fc4-1d47-426e-9bb2-dc12a2031e0e" xlink:href="dell-20201030.xsd#dell_Fiscal2021AcquisitionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3eff70a1-eef9-46cf-8ca2-2b3243984217" xlink:to="loc_dell_Fiscal2021AcquisitionsMember_89404fc4-1d47-426e-9bb2-dc12a2031e0e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_24a9b6f6-0e3b-4a5f-b019-f3b1a7c3511e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_118f07ea-c913-4411-a4c2-9b91e64f3a0a" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_24a9b6f6-0e3b-4a5f-b019-f3b1a7c3511e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_24a9b6f6-0e3b-4a5f-b019-f3b1a7c3511e_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_24a9b6f6-0e3b-4a5f-b019-f3b1a7c3511e" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_24a9b6f6-0e3b-4a5f-b019-f3b1a7c3511e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_703801cf-5c97-429a-b4dd-c0d152c09eab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_24a9b6f6-0e3b-4a5f-b019-f3b1a7c3511e" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_703801cf-5c97-429a-b4dd-c0d152c09eab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_aa280561-c3f0-4d42-af7c-f4149e8cd173" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TechnologyBasedIntangibleAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_703801cf-5c97-429a-b4dd-c0d152c09eab" xlink:to="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_aa280561-c3f0-4d42-af7c-f4149e8cd173" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_a887516e-f48f-4b3a-85d5-86338da72431" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_118f07ea-c913-4411-a4c2-9b91e64f3a0a" xlink:to="loc_srt_RangeAxis_a887516e-f48f-4b3a-85d5-86338da72431" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_a887516e-f48f-4b3a-85d5-86338da72431_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_a887516e-f48f-4b3a-85d5-86338da72431" xlink:to="loc_srt_RangeMember_a887516e-f48f-4b3a-85d5-86338da72431_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_5f39b5e6-44dc-43a3-bf1c-60d8f1611ca9" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_a887516e-f48f-4b3a-85d5-86338da72431" xlink:to="loc_srt_RangeMember_5f39b5e6-44dc-43a3-bf1c-60d8f1611ca9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_0e6f7a41-757e-41a9-aa05-999ee0828b9a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_5f39b5e6-44dc-43a3-bf1c-60d8f1611ca9" xlink:to="loc_srt_MinimumMember_0e6f7a41-757e-41a9-aa05-999ee0828b9a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_ade776b4-65da-4c18-900d-a19c4a934932" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_5f39b5e6-44dc-43a3-bf1c-60d8f1611ca9" xlink:to="loc_srt_MaximumMember_ade776b4-65da-4c18-900d-a19c4a934932" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSGoodwillDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSGoodwillDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSGoodwillDetails" xlink:type="extended" id="ie2781e9f0d6b4958b7b07cd6e79ef456_BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSGoodwillDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_3d80e3ec-104c-4944-beb5-044da6d14f35" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillRollForward_5f460d41-fa4a-4790-bddb-c5fcfcfdb72c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_3d80e3ec-104c-4944-beb5-044da6d14f35" xlink:to="loc_us-gaap_GoodwillRollForward_5f460d41-fa4a-4790-bddb-c5fcfcfdb72c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_c8071a58-9d10-4bd1-89c6-b9bb0da83e2f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_5f460d41-fa4a-4790-bddb-c5fcfcfdb72c" xlink:to="loc_us-gaap_Goodwill_c8071a58-9d10-4bd1-89c6-b9bb0da83e2f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAcquiredDuringPeriod_8c06a623-f326-4971-b8d7-b06b0aa0dad4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillAcquiredDuringPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_5f460d41-fa4a-4790-bddb-c5fcfcfdb72c" xlink:to="loc_us-gaap_GoodwillAcquiredDuringPeriod_8c06a623-f326-4971-b8d7-b06b0aa0dad4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_7000b79d-6791-4b36-bf7b-eb102102761d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillForeignCurrencyTranslationGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_5f460d41-fa4a-4790-bddb-c5fcfcfdb72c" xlink:to="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_7000b79d-6791-4b36-bf7b-eb102102761d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_ea8fa660-2bfd-40da-8905-b09d28b74621" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_5f460d41-fa4a-4790-bddb-c5fcfcfdb72c" xlink:to="loc_us-gaap_GoodwillWrittenOffRelatedToSaleOfBusinessUnit_ea8fa660-2bfd-40da-8905-b09d28b74621" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_07d9404b-3553-446f-92b3-0dd8ddee6310" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9a852aec-5021-42f3-b311-80b2b3d74af7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_3d80e3ec-104c-4944-beb5-044da6d14f35" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9a852aec-5021-42f3-b311-80b2b3d74af7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_113e4604-c996-43b3-a93c-5f2075afc33b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9a852aec-5021-42f3-b311-80b2b3d74af7" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_113e4604-c996-43b3-a93c-5f2075afc33b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_113e4604-c996-43b3-a93c-5f2075afc33b_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_113e4604-c996-43b3-a93c-5f2075afc33b" xlink:to="loc_us-gaap_SegmentDomain_113e4604-c996-43b3-a93c-5f2075afc33b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_51d3fc62-5a0f-4a8a-980a-975360be22fb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_113e4604-c996-43b3-a93c-5f2075afc33b" xlink:to="loc_us-gaap_SegmentDomain_51d3fc62-5a0f-4a8a-980a-975360be22fb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_InfrastructureSolutionsGroupMember_7d1bea36-4f5f-4bef-a73a-25b785b68993" xlink:href="dell-20201030.xsd#dell_InfrastructureSolutionsGroupMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_51d3fc62-5a0f-4a8a-980a-975360be22fb" xlink:to="loc_dell_InfrastructureSolutionsGroupMember_7d1bea36-4f5f-4bef-a73a-25b785b68993" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ClientSolutionsMember_bb04cc0d-053f-4145-b193-534de1db79c3" xlink:href="dell-20201030.xsd#dell_ClientSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_51d3fc62-5a0f-4a8a-980a-975360be22fb" xlink:to="loc_dell_ClientSolutionsMember_bb04cc0d-053f-4145-b193-534de1db79c3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareInc.Member_b8bf2b15-521b-4244-8d19-044e4469b20d" xlink:href="dell-20201030.xsd#dell_VMwareInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_51d3fc62-5a0f-4a8a-980a-975360be22fb" xlink:to="loc_dell_VMwareInc.Member_b8bf2b15-521b-4244-8d19-044e4469b20d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllOtherSegmentsMember_a3603ea8-847d-4737-a564-0d223ccd0c9a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllOtherSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_51d3fc62-5a0f-4a8a-980a-975360be22fb" xlink:to="loc_us-gaap_AllOtherSegmentsMember_a3603ea8-847d-4737-a564-0d223ccd0c9a" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSGoodwillImpairmentTestsDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSGoodwillImpairmentTestsDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSGoodwillImpairmentTestsDetails" xlink:type="extended" id="i404f5ee4f1ce41d4bd951d637f59520c_BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSGoodwillImpairmentTestsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_a146579a-4d82-4e2d-bfd1-3a2f99e502a1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges_d48424a7-119e-407c-b06e-a56f192b893e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_a146579a-4d82-4e2d-bfd1-3a2f99e502a1" xlink:to="loc_us-gaap_AssetImpairmentCharges_d48424a7-119e-407c-b06e-a56f192b893e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_dbe105b6-cf86-43a9-8e11-a542193cb24f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GoodwillImpairmentLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_a146579a-4d82-4e2d-bfd1-3a2f99e502a1" xlink:to="loc_us-gaap_GoodwillImpairmentLoss_dbe105b6-cf86-43a9-8e11-a542193cb24f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_b36d6001-2c6f-485a-b123-9b8320c1403f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_a146579a-4d82-4e2d-bfd1-3a2f99e502a1" xlink:to="loc_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_b36d6001-2c6f-485a-b123-9b8320c1403f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_e5418a24-a17e-40c2-876d-c0a7aebbabd8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ImpairmentOfLongLivedAssetsHeldForUse"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_a146579a-4d82-4e2d-bfd1-3a2f99e502a1" xlink:to="loc_us-gaap_ImpairmentOfLongLivedAssetsHeldForUse_e5418a24-a17e-40c2-876d-c0a7aebbabd8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9aea77a6-ed4e-421a-a74e-27f94ef06214" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_a146579a-4d82-4e2d-bfd1-3a2f99e502a1" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9aea77a6-ed4e-421a-a74e-27f94ef06214" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_46cd676b-c911-46b4-a5fa-4279cb730fc2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9aea77a6-ed4e-421a-a74e-27f94ef06214" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_46cd676b-c911-46b4-a5fa-4279cb730fc2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_46cd676b-c911-46b4-a5fa-4279cb730fc2_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_46cd676b-c911-46b4-a5fa-4279cb730fc2" xlink:to="loc_us-gaap_SegmentDomain_46cd676b-c911-46b4-a5fa-4279cb730fc2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_dbe09571-05e3-426d-85c1-0ef300577a6a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_46cd676b-c911-46b4-a5fa-4279cb730fc2" xlink:to="loc_us-gaap_SegmentDomain_dbe09571-05e3-426d-85c1-0ef300577a6a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllOtherSegmentsMember_7ae1b4ce-6384-479a-963e-6ed1f23257c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllOtherSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_dbe09571-05e3-426d-85c1-0ef300577a6a" xlink:to="loc_us-gaap_AllOtherSegmentsMember_7ae1b4ce-6384-479a-963e-6ed1f23257c7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReportingUnitAxis_e1505deb-2a57-458d-baf2-bf51fa1c195a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReportingUnitAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_9aea77a6-ed4e-421a-a74e-27f94ef06214" xlink:to="loc_us-gaap_ReportingUnitAxis_e1505deb-2a57-458d-baf2-bf51fa1c195a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReportingUnitDomain_e1505deb-2a57-458d-baf2-bf51fa1c195a_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReportingUnitDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ReportingUnitAxis_e1505deb-2a57-458d-baf2-bf51fa1c195a" xlink:to="loc_us-gaap_ReportingUnitDomain_e1505deb-2a57-458d-baf2-bf51fa1c195a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReportingUnitDomain_bd8e0a0b-6f1e-4d24-be58-c08fe3b4e1c0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReportingUnitDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ReportingUnitAxis_e1505deb-2a57-458d-baf2-bf51fa1c195a" xlink:to="loc_us-gaap_ReportingUnitDomain_bd8e0a0b-6f1e-4d24-be58-c08fe3b4e1c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VirtustreamMember_42dfb775-86ed-493e-8e1d-86c8e80f40d7" xlink:href="dell-20201030.xsd#dell_VirtustreamMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReportingUnitDomain_bd8e0a0b-6f1e-4d24-be58-c08fe3b4e1c0" xlink:to="loc_dell_VirtustreamMember_42dfb775-86ed-493e-8e1d-86c8e80f40d7" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSIntangibleAssetsDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSIntangibleAssetsDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSIntangibleAssetsDetails" xlink:type="extended" id="ib252c3788aba4865a795c63bd4f8dd68_BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSIntangibleAssetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_bf9c8011-ad74-4c24-85bb-a92f5fb89984" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_bf9c8011-ad74-4c24-85bb-a92f5fb89984" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_657cd55f-f657-40dd-9376-c9fcc57220bc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_657cd55f-f657-40dd-9376-c9fcc57220bc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_b5b81647-35e8-40e3-96dd-10dffe00ebbf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_b5b81647-35e8-40e3-96dd-10dffe00ebbf" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_0fb05de5-07da-490d-8bd8-0dd9fb0b9439" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_0fb05de5-07da-490d-8bd8-0dd9fb0b9439" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_c3b00b75-b4d6-4f81-99cc-28742feacd78" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsGrossExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_IntangibleAssetsGrossExcludingGoodwill_c3b00b75-b4d6-4f81-99cc-28742feacd78" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_f04930ac-d88a-4fdf-aa8e-92a436f1a8cd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_f04930ac-d88a-4fdf-aa8e-92a436f1a8cd" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_ea601ff5-e1db-432d-ba7b-27a667f6aaff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_ea601ff5-e1db-432d-ba7b-27a667f6aaff" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_2defce52-f0ba-4645-95eb-c4c18d358bdc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_ImpairmentOfIntangibleAssetsExcludingGoodwill_2defce52-f0ba-4645-95eb-c4c18d358bdc" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_d8f7a22f-c7a7-4a3b-a121-940a30dadaab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_d8f7a22f-c7a7-4a3b-a121-940a30dadaab" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1699865b-c024-4bea-ab50-4e52774dea1c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_9717c54e-f43a-4480-9828-6355ae51b32a" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1699865b-c024-4bea-ab50-4e52774dea1c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e0b21326-2bad-4b87-9b46-63a17e8629ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1699865b-c024-4bea-ab50-4e52774dea1c" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e0b21326-2bad-4b87-9b46-63a17e8629ff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_e0b21326-2bad-4b87-9b46-63a17e8629ff_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e0b21326-2bad-4b87-9b46-63a17e8629ff" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_e0b21326-2bad-4b87-9b46-63a17e8629ff_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_5973e036-d146-4914-ab5b-ca1cf3399ffa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_e0b21326-2bad-4b87-9b46-63a17e8629ff" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_5973e036-d146-4914-ab5b-ca1cf3399ffa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradeNamesMember_198c184f-efa5-484e-aab0-ac319f98b936" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TradeNamesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_5973e036-d146-4914-ab5b-ca1cf3399ffa" xlink:to="loc_us-gaap_TradeNamesMember_198c184f-efa5-484e-aab0-ac319f98b936" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_08cf5ae4-bb5a-4769-9029-03ca386dc3d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1699865b-c024-4bea-ab50-4e52774dea1c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_08cf5ae4-bb5a-4769-9029-03ca386dc3d7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_08cf5ae4-bb5a-4769-9029-03ca386dc3d7_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_08cf5ae4-bb5a-4769-9029-03ca386dc3d7" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_08cf5ae4-bb5a-4769-9029-03ca386dc3d7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2bd1a514-6018-4802-9a06-0499052fba3c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_08cf5ae4-bb5a-4769-9029-03ca386dc3d7" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2bd1a514-6018-4802-9a06-0499052fba3c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_85af0032-a65b-461c-abdc-8e032b1418fe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2bd1a514-6018-4802-9a06-0499052fba3c" xlink:to="loc_us-gaap_CustomerRelationshipsMember_85af0032-a65b-461c-abdc-8e032b1418fe" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_2ebf1084-8385-4c53-ab42-3463c09b2bd7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TechnologyBasedIntangibleAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2bd1a514-6018-4802-9a06-0499052fba3c" xlink:to="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_2ebf1084-8385-4c53-ab42-3463c09b2bd7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradeNamesMember_241c63df-d08b-4d3b-94be-a97789440f1c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TradeNamesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2bd1a514-6018-4802-9a06-0499052fba3c" xlink:to="loc_us-gaap_TradeNamesMember_241c63df-d08b-4d3b-94be-a97789440f1c" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSAmortizationExpenseDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSAmortizationExpenseDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSAmortizationExpenseDetails" xlink:type="extended" id="if876407af672466abb6a3e28c5f27f0b_BUSINESSCOMBINATIONSGOODWILLANDINTANGIBLEASSETSAmortizationExpenseDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/DEFERREDREVENUE" xlink:type="simple" xlink:href="dell-20201030.xsd#DEFERREDREVENUE"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEFERREDREVENUE" xlink:type="extended" id="i45f6b0e960204cf48a286ed89c33b2ec_DEFERREDREVENUE"/>
  <link:roleRef roleURI="http://www.dell.com/role/DEFERREDREVENUETables" xlink:type="simple" xlink:href="dell-20201030.xsd#DEFERREDREVENUETables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEFERREDREVENUETables" xlink:type="extended" id="i74523a2425974402843db409c2b70e0e_DEFERREDREVENUETables"/>
  <link:roleRef roleURI="http://www.dell.com/role/DEFERREDREVENUEChangesinDeferredRevenueDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DEFERREDREVENUEChangesinDeferredRevenueDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEFERREDREVENUEChangesinDeferredRevenueDetails" xlink:type="extended" id="i17fb9c4f6f6d417aacda1e242a8b85d4_DEFERREDREVENUEChangesinDeferredRevenueDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/DEFERREDREVENUERemainingPerformanceObligationExpectedTimingDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#DEFERREDREVENUERemainingPerformanceObligationExpectedTimingDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEFERREDREVENUERemainingPerformanceObligationExpectedTimingDetails" xlink:type="extended" id="i5e38ddaaa06549f1ae60629864bd188a_DEFERREDREVENUERemainingPerformanceObligationExpectedTimingDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_8ca0019e-ac3d-4d6a-91f2-91a2c1b3be04" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_ac8ddc7d-6c0a-48f2-add6-064af7bdd718" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_8ca0019e-ac3d-4d6a-91f2-91a2c1b3be04" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_ac8ddc7d-6c0a-48f2-add6-064af7bdd718" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3fd28c70-177a-451f-b261-6bcb6baa54df" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_8ca0019e-ac3d-4d6a-91f2-91a2c1b3be04" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3fd28c70-177a-451f-b261-6bcb6baa54df" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_92a7b3e3-047f-4c45-972b-ae249a0f38eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_8ca0019e-ac3d-4d6a-91f2-91a2c1b3be04" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_92a7b3e3-047f-4c45-972b-ae249a0f38eb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_fc48cd88-acdf-49f7-985d-e49360a3a81f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_92a7b3e3-047f-4c45-972b-ae249a0f38eb" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_fc48cd88-acdf-49f7-985d-e49360a3a81f" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/DEFERREDREVENUERemainingPerformanceObligationExpectedTimingDetails_1" xlink:type="simple" xlink:href="dell-20201030.xsd#DEFERREDREVENUERemainingPerformanceObligationExpectedTimingDetails_1"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/DEFERREDREVENUERemainingPerformanceObligationExpectedTimingDetails_1" xlink:type="extended" id="ife88ddb2d98c4cd09624f9525390e053_DEFERREDREVENUERemainingPerformanceObligationExpectedTimingDetails_1">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_8ca0019e-ac3d-4d6a-91f2-91a2c1b3be04" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_ac8ddc7d-6c0a-48f2-add6-064af7bdd718" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_8ca0019e-ac3d-4d6a-91f2-91a2c1b3be04" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_ac8ddc7d-6c0a-48f2-add6-064af7bdd718" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3fd28c70-177a-451f-b261-6bcb6baa54df" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_8ca0019e-ac3d-4d6a-91f2-91a2c1b3be04" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_3fd28c70-177a-451f-b261-6bcb6baa54df" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_92a7b3e3-047f-4c45-972b-ae249a0f38eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_8ca0019e-ac3d-4d6a-91f2-91a2c1b3be04" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_92a7b3e3-047f-4c45-972b-ae249a0f38eb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/COMMITMENTSANDCONTINGENCIES" xlink:type="simple" xlink:href="dell-20201030.xsd#COMMITMENTSANDCONTINGENCIES"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/COMMITMENTSANDCONTINGENCIES" xlink:type="extended" id="i09785f924e6641aba682046d16b5e152_COMMITMENTSANDCONTINGENCIES"/>
  <link:roleRef roleURI="http://www.dell.com/role/COMMITMENTSANDCONTINGENCIESDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#COMMITMENTSANDCONTINGENCIESDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/COMMITMENTSANDCONTINGENCIESDetails" xlink:type="extended" id="i5230ab0ce554462cbaa87397f8acc5db_COMMITMENTSANDCONTINGENCIESDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingenciesLineItems_e27f6835-e064-43bf-83eb-f9d94c27c265" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyNumberOfPlaintiffs_a7ea2c3d-5fb7-4551-8328-e5beed38532e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyNumberOfPlaintiffs"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_e27f6835-e064-43bf-83eb-f9d94c27c265" xlink:to="loc_us-gaap_LossContingencyNumberOfPlaintiffs_a7ea2c3d-5fb7-4551-8328-e5beed38532e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyPatentsAllegedlyInfringedNumber_d3a723b7-6ed4-49bc-970d-d610a8fc9a95" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyPatentsAllegedlyInfringedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_e27f6835-e064-43bf-83eb-f9d94c27c265" xlink:to="loc_us-gaap_LossContingencyPatentsAllegedlyInfringedNumber_d3a723b7-6ed4-49bc-970d-d610a8fc9a95" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_LossContingencyTrademarksAllegedlyInfringedNumber_1c6e9990-a988-4e5a-a885-939f437cc412" xlink:href="dell-20201030.xsd#dell_LossContingencyTrademarksAllegedlyInfringedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_e27f6835-e064-43bf-83eb-f9d94c27c265" xlink:to="loc_dell_LossContingencyTrademarksAllegedlyInfringedNumber_1c6e9990-a988-4e5a-a885-939f437cc412" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LitigationSettlementAmountAwardedToOtherParty_bd28f219-0b3e-4b96-b7d2-b95291ef8bd6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LitigationSettlementAmountAwardedToOtherParty"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_e27f6835-e064-43bf-83eb-f9d94c27c265" xlink:to="loc_us-gaap_LitigationSettlementAmountAwardedToOtherParty_bd28f219-0b3e-4b96-b7d2-b95291ef8bd6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingenciesTable_88674e46-d733-48ca-953c-5b37b61c2720" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LossContingenciesLineItems_e27f6835-e064-43bf-83eb-f9d94c27c265" xlink:to="loc_us-gaap_LossContingenciesTable_88674e46-d733-48ca-953c-5b37b61c2720" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseAxis_e6ec6bed-5205-4f6d-8cba-fa637ad667af" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_88674e46-d733-48ca-953c-5b37b61c2720" xlink:to="loc_srt_LitigationCaseAxis_e6ec6bed-5205-4f6d-8cba-fa637ad667af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseTypeDomain_e6ec6bed-5205-4f6d-8cba-fa637ad667af_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_LitigationCaseAxis_e6ec6bed-5205-4f6d-8cba-fa637ad667af" xlink:to="loc_srt_LitigationCaseTypeDomain_e6ec6bed-5205-4f6d-8cba-fa637ad667af_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseTypeDomain_7ad1358d-d562-4e07-ba9a-2f004d72755b" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_LitigationCaseAxis_e6ec6bed-5205-4f6d-8cba-fa637ad667af" xlink:to="loc_srt_LitigationCaseTypeDomain_7ad1358d-d562-4e07-ba9a-2f004d72755b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ClassVTransactionClassActionCaseMember_adcb2e91-0c3f-4eff-b9b8-57cda4821613" xlink:href="dell-20201030.xsd#dell_ClassVTransactionClassActionCaseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_LitigationCaseTypeDomain_7ad1358d-d562-4e07-ba9a-2f004d72755b" xlink:to="loc_dell_ClassVTransactionClassActionCaseMember_adcb2e91-0c3f-4eff-b9b8-57cda4821613" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_CirbaIncVersusVMwareIncMember_8863b926-aa6e-4024-9e9f-7cd3bb2938e2" xlink:href="dell-20201030.xsd#dell_CirbaIncVersusVMwareIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_LitigationCaseTypeDomain_7ad1358d-d562-4e07-ba9a-2f004d72755b" xlink:to="loc_dell_CirbaIncVersusVMwareIncMember_8863b926-aa6e-4024-9e9f-7cd3bb2938e2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareIncVersusCirbaIncMember_f4d2740f-8137-4849-90d2-0d6005e3a1e9" xlink:href="dell-20201030.xsd#dell_VMwareIncVersusCirbaIncMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_LitigationCaseTypeDomain_7ad1358d-d562-4e07-ba9a-2f004d72755b" xlink:to="loc_dell_VMwareIncVersusCirbaIncMember_f4d2740f-8137-4849-90d2-0d6005e3a1e9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ClassActionsVMwareIncsAcquisitionOfPivotalSoftwareMember_671a0e35-a896-489b-add6-9b06c14d5260" xlink:href="dell-20201030.xsd#dell_ClassActionsVMwareIncsAcquisitionOfPivotalSoftwareMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_LitigationCaseTypeDomain_7ad1358d-d562-4e07-ba9a-2f004d72755b" xlink:to="loc_dell_ClassActionsVMwareIncsAcquisitionOfPivotalSoftwareMember_671a0e35-a896-489b-add6-9b06c14d5260" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/INCOMEANDOTHERTAXES" xlink:type="simple" xlink:href="dell-20201030.xsd#INCOMEANDOTHERTAXES"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/INCOMEANDOTHERTAXES" xlink:type="extended" id="i4fe17d7dc83f4ab488d6ea6e27be42c8_INCOMEANDOTHERTAXES"/>
  <link:roleRef roleURI="http://www.dell.com/role/INCOMEANDOTHERTAXESNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#INCOMEANDOTHERTAXESNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/INCOMEANDOTHERTAXESNarrativeDetails" xlink:type="extended" id="i461d2f5cad7545eaa0191ce39e87dde1_INCOMEANDOTHERTAXESNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxContingencyLineItems_d5fcbfb0-6507-48a6-a64f-4fe89a4a049d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxContingencyLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_383d9dcb-b646-4e22-80e5-979d8d03913a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_d5fcbfb0-6507-48a6-a64f-4fe89a4a049d" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_383d9dcb-b646-4e22-80e5-979d8d03913a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_23573156-ff18-4113-8602-e465aada35d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_d5fcbfb0-6507-48a6-a64f-4fe89a4a049d" xlink:to="loc_us-gaap_IncomeLossIncludingPortionAttributableToNoncontrollingInterest_23573156-ff18-4113-8602-e465aada35d8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationDispositionOfBusiness_45d887ae-11a2-4ea1-9b46-0b580e901458" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationDispositionOfBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_d5fcbfb0-6507-48a6-a64f-4fe89a4a049d" xlink:to="loc_us-gaap_IncomeTaxReconciliationDispositionOfBusiness_45d887ae-11a2-4ea1-9b46-0b580e901458" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxSettlements_27297806-d1b3-4014-ad34-3ce44bc204f9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxSettlements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_d5fcbfb0-6507-48a6-a64f-4fe89a4a049d" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxSettlements_27297806-d1b3-4014-ad34-3ce44bc204f9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_EffectiveIncomeTaxRateReconciliationIntraEntityAssetTransfer_60960b3e-5201-483c-b02a-a2097c8da7d9" xlink:href="dell-20201030.xsd#dell_EffectiveIncomeTaxRateReconciliationIntraEntityAssetTransfer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_d5fcbfb0-6507-48a6-a64f-4fe89a4a049d" xlink:to="loc_dell_EffectiveIncomeTaxRateReconciliationIntraEntityAssetTransfer_60960b3e-5201-483c-b02a-a2097c8da7d9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_IncomeTaxExaminationPaymentForSettlement_1c00b221-658b-4a75-91e3-96456251e616" xlink:href="dell-20201030.xsd#dell_IncomeTaxExaminationPaymentForSettlement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_d5fcbfb0-6507-48a6-a64f-4fe89a4a049d" xlink:to="loc_dell_IncomeTaxExaminationPaymentForSettlement_1c00b221-658b-4a75-91e3-96456251e616" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_dba5ccd5-d501-468a-8fc6-37d0ae97149c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UnrecognizedTaxBenefits"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_d5fcbfb0-6507-48a6-a64f-4fe89a4a049d" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_dba5ccd5-d501-468a-8fc6-37d0ae97149c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxContingencyTable_378ebf25-09eb-4b93-b403-475bd134884e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxContingencyTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_d5fcbfb0-6507-48a6-a64f-4fe89a4a049d" xlink:to="loc_us-gaap_IncomeTaxContingencyTable_378ebf25-09eb-4b93-b403-475bd134884e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_49cbda4c-67ba-4620-8bb3-706197145846" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeTaxContingencyTable_378ebf25-09eb-4b93-b403-475bd134884e" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_49cbda4c-67ba-4620-8bb3-706197145846" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_49cbda4c-67ba-4620-8bb3-706197145846_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_49cbda4c-67ba-4620-8bb3-706197145846" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_49cbda4c-67ba-4620-8bb3-706197145846_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_83d605e4-c97f-4eeb-a9cc-dd6a4bcc520f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_49cbda4c-67ba-4620-8bb3-706197145846" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_83d605e4-c97f-4eeb-a9cc-dd6a4bcc520f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_c97316ff-5d00-4652-a2f3-532d4f7ff575" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_83d605e4-c97f-4eeb-a9cc-dd6a4bcc520f" xlink:to="loc_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_c97316ff-5d00-4652-a2f3-532d4f7ff575" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_c6909f9a-1c76-4bb6-8fad-64edcab8f750" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeTaxContingencyTable_378ebf25-09eb-4b93-b403-475bd134884e" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_c6909f9a-1c76-4bb6-8fad-64edcab8f750" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_c6909f9a-1c76-4bb6-8fad-64edcab8f750_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_c6909f9a-1c76-4bb6-8fad-64edcab8f750" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_c6909f9a-1c76-4bb6-8fad-64edcab8f750_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_966cd584-676c-44e5-b360-4be9df0235be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_c6909f9a-1c76-4bb6-8fad-64edcab8f750" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_966cd584-676c-44e5-b360-4be9df0235be" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_RSASecurityMember_ad356ae8-80a8-4883-aefe-0926e8e2344c" xlink:href="dell-20201030.xsd#dell_RSASecurityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_966cd584-676c-44e5-b360-4be9df0235be" xlink:to="loc_dell_RSASecurityMember_ad356ae8-80a8-4883-aefe-0926e8e2344c" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSS" xlink:type="simple" xlink:href="dell-20201030.xsd#ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSS"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSS" xlink:type="extended" id="i4b722ed61fa14c3aa7ab54ecc6a17b51_ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSS"/>
  <link:roleRef roleURI="http://www.dell.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSTables" xlink:type="simple" xlink:href="dell-20201030.xsd#ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSTables" xlink:type="extended" id="i2a9b93f2b28e40538b16867a3794b8f2_ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSChangesinAccumulatedOtherComprehensiveLossNetofTaxDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSChangesinAccumulatedOtherComprehensiveLossNetofTaxDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSChangesinAccumulatedOtherComprehensiveLossNetofTaxDetails" xlink:type="extended" id="icaa6ef8290b64f99a367c0cc4ba50358_ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSChangesinAccumulatedOtherComprehensiveLossNetofTaxDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_d4cfb3c9-56ac-44c6-8a99-872d1ce6b418" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_8d0d43f6-9146-4ebf-9ae8-4f0563d755ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_d4cfb3c9-56ac-44c6-8a99-872d1ce6b418" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_8d0d43f6-9146-4ebf-9ae8-4f0563d755ac" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_56ebfa08-2e7e-453b-83a6-2a7277de5352" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_8d0d43f6-9146-4ebf-9ae8-4f0563d755ac" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_56ebfa08-2e7e-453b-83a6-2a7277de5352" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_41bad85a-f121-460e-92f2-98c03851c45e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_8d0d43f6-9146-4ebf-9ae8-4f0563d755ac" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_41bad85a-f121-460e-92f2-98c03851c45e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_01c3f52b-a2b6-4b37-ba4b-3cdaddfa78b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_8d0d43f6-9146-4ebf-9ae8-4f0563d755ac" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_01c3f52b-a2b6-4b37-ba4b-3cdaddfa78b9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_082c9b87-443c-4dee-9a15-8c8a5cf3c368" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_8d0d43f6-9146-4ebf-9ae8-4f0563d755ac" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_082c9b87-443c-4dee-9a15-8c8a5cf3c368" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_c0333098-6c9d-4ef7-b7bb-28b20d0d0532" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_8d0d43f6-9146-4ebf-9ae8-4f0563d755ac" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_c0333098-6c9d-4ef7-b7bb-28b20d0d0532" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_9619e353-37dd-47db-b7f0-8f1de481465a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_891ca14d-08ca-4baf-9018-150c8c4f65d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_d4cfb3c9-56ac-44c6-8a99-872d1ce6b418" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_891ca14d-08ca-4baf-9018-150c8c4f65d8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_0cc58fd1-5db2-49b9-99b4-4b1603058050" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_891ca14d-08ca-4baf-9018-150c8c4f65d8" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_0cc58fd1-5db2-49b9-99b4-4b1603058050" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_0cc58fd1-5db2-49b9-99b4-4b1603058050_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_0cc58fd1-5db2-49b9-99b4-4b1603058050" xlink:to="loc_us-gaap_EquityComponentDomain_0cc58fd1-5db2-49b9-99b4-4b1603058050_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_bbad610a-1dcf-4b1a-b07a-637f17102583" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_0cc58fd1-5db2-49b9-99b4-4b1603058050" xlink:to="loc_us-gaap_EquityComponentDomain_bbad610a-1dcf-4b1a-b07a-637f17102583" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_347e5152-40a7-441a-ba49-94dd14e30167" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_bbad610a-1dcf-4b1a-b07a-637f17102583" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_347e5152-40a7-441a-ba49-94dd14e30167" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_93f46649-3a94-40b4-b943-8a8580b899f5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedTranslationAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_347e5152-40a7-441a-ba49-94dd14e30167" xlink:to="loc_us-gaap_AccumulatedTranslationAdjustmentMember_93f46649-3a94-40b4-b943-8a8580b899f5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_8da4fd8a-6a6d-426f-847b-13b089ced7e3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_347e5152-40a7-441a-ba49-94dd14e30167" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_8da4fd8a-6a6d-426f-847b-13b089ced7e3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_6b620874-ad51-438b-9b4c-d940d814d79b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_347e5152-40a7-441a-ba49-94dd14e30167" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_6b620874-ad51-438b-9b4c-d940d814d79b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_e9bf898b-f171-4c97-961c-163b62ef5a08" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_bbad610a-1dcf-4b1a-b07a-637f17102583" xlink:to="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_e9bf898b-f171-4c97-961c-163b62ef5a08" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterestMember_c52d52ff-1eef-4350-b3ed-1d5c0cf54595" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_bbad610a-1dcf-4b1a-b07a-637f17102583" xlink:to="loc_us-gaap_AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterestMember_c52d52ff-1eef-4350-b3ed-1d5c0cf54595" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2a09b11a-8398-448d-b1c5-78d7d9bcd7fb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_bbad610a-1dcf-4b1a-b07a-637f17102583" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_2a09b11a-8398-448d-b1c5-78d7d9bcd7fb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentAttributableToNoncontrollingInterestMember_5bbc5211-c011-4285-89be-42fb97e40181" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedForeignCurrencyAdjustmentAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_bbad610a-1dcf-4b1a-b07a-637f17102583" xlink:to="loc_us-gaap_AccumulatedForeignCurrencyAdjustmentAttributableToNoncontrollingInterestMember_5bbc5211-c011-4285-89be-42fb97e40181" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeNoncontrollingInterestMember_d3d7bd86-ad85-4bea-bddc-5504e0ab1bd6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_bbad610a-1dcf-4b1a-b07a-637f17102583" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeNoncontrollingInterestMember_d3d7bd86-ad85-4bea-bddc-5504e0ab1bd6" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentAttributableToNoncontrollingInterestMember_06f0a4b1-39f4-401a-af25-88402d3ade0b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_bbad610a-1dcf-4b1a-b07a-637f17102583" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentAttributableToNoncontrollingInterestMember_06f0a4b1-39f4-401a-af25-88402d3ade0b" xlink:type="arc" order="6"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSReclassificationsOutofAccumulatedOtherComprehensiveIncomeLossNetofTaxtoNetIncomeLossDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSReclassificationsOutofAccumulatedOtherComprehensiveIncomeLossNetofTaxtoNetIncomeLossDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSReclassificationsOutofAccumulatedOtherComprehensiveIncomeLossNetofTaxtoNetIncomeLossDetails" xlink:type="extended" id="i387fd44fbaac44c2b01d7a30f1076693_ACCUMULATEDOTHERCOMPREHENSIVEINCOMELOSSReclassificationsOutofAccumulatedOtherComprehensiveIncomeLossNetofTaxtoNetIncomeLossDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_f8f23ad2-435e-4f85-abb4-c22ebf93e2d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_82f07ce9-7fe9-4078-b8f0-56e6e8bf6112" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_f8f23ad2-435e-4f85-abb4-c22ebf93e2d7" xlink:to="loc_us-gaap_Revenues_82f07ce9-7fe9-4078-b8f0-56e6e8bf6112" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_33547927-a2fc-442c-9cac-68c121c57082" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_f8f23ad2-435e-4f85-abb4-c22ebf93e2d7" xlink:to="loc_us-gaap_CostOfRevenue_33547927-a2fc-442c-9cac-68c121c57082" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingExpenses_a0eb41ff-d1e1-4937-a609-ca95f6d19deb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingExpenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_f8f23ad2-435e-4f85-abb4-c22ebf93e2d7" xlink:to="loc_us-gaap_OperatingExpenses_a0eb41ff-d1e1-4937-a609-ca95f6d19deb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_e818169c-e6c3-4eca-96ea-4f7b43d00d9b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_f8f23ad2-435e-4f85-abb4-c22ebf93e2d7" xlink:to="loc_us-gaap_ProfitLoss_e818169c-e6c3-4eca-96ea-4f7b43d00d9b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_2056281e-43e9-4f3e-a01c-59a02d1bd400" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_f8f23ad2-435e-4f85-abb4-c22ebf93e2d7" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_2056281e-43e9-4f3e-a01c-59a02d1bd400" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_fb74653e-d812-41bf-bf60-36da62acc3f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_2056281e-43e9-4f3e-a01c-59a02d1bd400" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_fb74653e-d812-41bf-bf60-36da62acc3f2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_fb74653e-d812-41bf-bf60-36da62acc3f2_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_fb74653e-d812-41bf-bf60-36da62acc3f2" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_fb74653e-d812-41bf-bf60-36da62acc3f2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_1df532e5-593e-449a-a0b4-6bc8ef19e5a1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeAxis_fb74653e-d812-41bf-bf60-36da62acc3f2" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_1df532e5-593e-449a-a0b4-6bc8ef19e5a1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_e32a3a71-8f1a-4d82-bc2e-f5ec86ebb641" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeDomain_1df532e5-593e-449a-a0b4-6bc8ef19e5a1" xlink:to="loc_us-gaap_ReclassificationOutOfAccumulatedOtherComprehensiveIncomeMember_e32a3a71-8f1a-4d82-bc2e-f5ec86ebb641" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_27904517-8cfe-4226-9069-4045c549e257" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_2056281e-43e9-4f3e-a01c-59a02d1bd400" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_27904517-8cfe-4226-9069-4045c549e257" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_27904517-8cfe-4226-9069-4045c549e257_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_27904517-8cfe-4226-9069-4045c549e257" xlink:to="loc_us-gaap_EquityComponentDomain_27904517-8cfe-4226-9069-4045c549e257_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_019eee5a-eed4-4d36-bf89-118438ad38a9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_27904517-8cfe-4226-9069-4045c549e257" xlink:to="loc_us-gaap_EquityComponentDomain_019eee5a-eed4-4d36-bf89-118438ad38a9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterestMember_bddfa1a9-c7eb-4e6b-8643-4e065c2dee83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019eee5a-eed4-4d36-bf89-118438ad38a9" xlink:to="loc_us-gaap_AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterestMember_bddfa1a9-c7eb-4e6b-8643-4e065c2dee83" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_8440780d-f78d-4998-875f-587795a40a09" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_019eee5a-eed4-4d36-bf89-118438ad38a9" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentIncludingPortionAttributableToNoncontrollingInterestMember_8440780d-f78d-4998-875f-587795a40a09" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/NONCONTROLLINGINTERESTS" xlink:type="simple" xlink:href="dell-20201030.xsd#NONCONTROLLINGINTERESTS"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/NONCONTROLLINGINTERESTS" xlink:type="extended" id="i90e4bb881e9c4d19bdc88193c5c999ba_NONCONTROLLINGINTERESTS"/>
  <link:roleRef roleURI="http://www.dell.com/role/NONCONTROLLINGINTERESTSTables" xlink:type="simple" xlink:href="dell-20201030.xsd#NONCONTROLLINGINTERESTSTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/NONCONTROLLINGINTERESTSTables" xlink:type="extended" id="idc0aedf19da94bc9a4c1d8add961d2ed_NONCONTROLLINGINTERESTSTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/NONCONTROLLINGINTERESTSAdditionalInformationNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#NONCONTROLLINGINTERESTSAdditionalInformationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/NONCONTROLLINGINTERESTSAdditionalInformationNarrativeDetails" xlink:type="extended" id="ia76fb80c0cb94cffa797196594830a2e_NONCONTROLLINGINTERESTSAdditionalInformationNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestLineItems_2d1b2374-d89e-4e88-825c-ed58532b3437" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterestLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_a19b38ed-ae21-4928-85ec-9dd20c658bc4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_2d1b2374-d89e-4e88-825c-ed58532b3437" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_a19b38ed-ae21-4928-85ec-9dd20c658bc4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_a8b670a3-e542-4068-a8a9-98ce9ec2d8d7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_2d1b2374-d89e-4e88-825c-ed58532b3437" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_a8b670a3-e542-4068-a8a9-98ce9ec2d8d7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_NoncontrollingInterestOwnershipPercentagebyParentIncludingRestrictedStockAwards_b4ccb936-265e-4a57-9410-33fe8ffde4ae" xlink:href="dell-20201030.xsd#dell_NoncontrollingInterestOwnershipPercentagebyParentIncludingRestrictedStockAwards"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MinorityInterestLineItems_2d1b2374-d89e-4e88-825c-ed58532b3437" xlink:to="loc_dell_NoncontrollingInterestOwnershipPercentagebyParentIncludingRestrictedStockAwards_b4ccb936-265e-4a57-9410-33fe8ffde4ae" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestTable_c511fe8b-34a7-44f1-84d9-3a6f5504c0ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterestTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_MinorityInterestLineItems_2d1b2374-d89e-4e88-825c-ed58532b3437" xlink:to="loc_us-gaap_MinorityInterestTable_c511fe8b-34a7-44f1-84d9-3a6f5504c0ac" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipAxis_de23fc85-a417-4a45-9954-0690d6a21930" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OwnershipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MinorityInterestTable_c511fe8b-34a7-44f1-84d9-3a6f5504c0ac" xlink:to="loc_srt_OwnershipAxis_de23fc85-a417-4a45-9954-0690d6a21930" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_de23fc85-a417-4a45-9954-0690d6a21930_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_OwnershipAxis_de23fc85-a417-4a45-9954-0690d6a21930" xlink:to="loc_srt_OwnershipDomain_de23fc85-a417-4a45-9954-0690d6a21930_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_OwnershipDomain_2173a1fb-b224-4dc8-9861-adbfb7ebfc17" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_OwnershipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_OwnershipAxis_de23fc85-a417-4a45-9954-0690d6a21930" xlink:to="loc_srt_OwnershipDomain_2173a1fb-b224-4dc8-9861-adbfb7ebfc17" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareInc.Member_d3742a18-5e87-40ff-bf36-b69010819ccb" xlink:href="dell-20201030.xsd#dell_VMwareInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_2173a1fb-b224-4dc8-9861-adbfb7ebfc17" xlink:to="loc_dell_VMwareInc.Member_d3742a18-5e87-40ff-bf36-b69010819ccb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_PivotalSoftwareMember_7ea3c146-f55e-4edd-857f-ec2694ef67c4" xlink:href="dell-20201030.xsd#dell_PivotalSoftwareMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_2173a1fb-b224-4dc8-9861-adbfb7ebfc17" xlink:to="loc_dell_PivotalSoftwareMember_7ea3c146-f55e-4edd-857f-ec2694ef67c4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SecureWorksCorp.Member_c8155d58-b6cc-4ea9-8947-3d2cc9e18820" xlink:href="dell-20201030.xsd#dell_SecureWorksCorp.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_OwnershipDomain_2173a1fb-b224-4dc8-9861-adbfb7ebfc17" xlink:to="loc_dell_SecureWorksCorp.Member_c8155d58-b6cc-4ea9-8947-3d2cc9e18820" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_dec61ba5-7857-408e-970d-f3187cfa7503" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_MinorityInterestTable_c511fe8b-34a7-44f1-84d9-3a6f5504c0ac" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_dec61ba5-7857-408e-970d-f3187cfa7503" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_dec61ba5-7857-408e-970d-f3187cfa7503_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_dec61ba5-7857-408e-970d-f3187cfa7503" xlink:to="loc_us-gaap_EquityComponentDomain_dec61ba5-7857-408e-970d-f3187cfa7503_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_fe206157-84c1-48dc-a54e-541b8c0c29e6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_dec61ba5-7857-408e-970d-f3187cfa7503" xlink:to="loc_us-gaap_EquityComponentDomain_fe206157-84c1-48dc-a54e-541b8c0c29e6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_8be89958-5f1f-4929-aa33-864656589ef2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_fe206157-84c1-48dc-a54e-541b8c0c29e6" xlink:to="loc_us-gaap_NoncontrollingInterestMember_8be89958-5f1f-4929-aa33-864656589ef2" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/NONCONTROLLINGINTERESTSEffectofChangesinOwnershipInterestsofLessthanWhollyOwnedSubsidiariesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#NONCONTROLLINGINTERESTSEffectofChangesinOwnershipInterestsofLessthanWhollyOwnedSubsidiariesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/NONCONTROLLINGINTERESTSEffectofChangesinOwnershipInterestsofLessthanWhollyOwnedSubsidiariesDetails" xlink:type="extended" id="i0b1c50ecc5704b9b9593995a5f8807ed_NONCONTROLLINGINTERESTSEffectofChangesinOwnershipInterestsofLessthanWhollyOwnedSubsidiariesDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/CAPITALIZATION" xlink:type="simple" xlink:href="dell-20201030.xsd#CAPITALIZATION"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CAPITALIZATION" xlink:type="extended" id="i672287a0462d40c1b3604a41b7c26239_CAPITALIZATION"/>
  <link:roleRef roleURI="http://www.dell.com/role/CAPITALIZATIONTables" xlink:type="simple" xlink:href="dell-20201030.xsd#CAPITALIZATIONTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CAPITALIZATIONTables" xlink:type="extended" id="i39739539deb34484be1298f21dfa3315_CAPITALIZATIONTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/CAPITALIZATIONScheduleofStockbyClassDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#CAPITALIZATIONScheduleofStockbyClassDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CAPITALIZATIONScheduleofStockbyClassDetails" xlink:type="extended" id="i90817753d7a848fc8a5d5e88343be7fe_CAPITALIZATIONScheduleofStockbyClassDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_f9e0cad2-a4a4-4b21-9963-094c491ac76a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_07c3d929-2ced-474b-ab2c-b966349e8a32" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_f9e0cad2-a4a4-4b21-9963-094c491ac76a" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_07c3d929-2ced-474b-ab2c-b966349e8a32" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesIssued_22d156e1-b9fb-44a6-94f9-a54fa8ec89ae" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_f9e0cad2-a4a4-4b21-9963-094c491ac76a" xlink:to="loc_us-gaap_CommonStockSharesIssued_22d156e1-b9fb-44a6-94f9-a54fa8ec89ae" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_e0a58ff6-7105-493d-98e4-261fba04dd90" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_f9e0cad2-a4a4-4b21-9963-094c491ac76a" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_e0a58ff6-7105-493d-98e4-261fba04dd90" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_059945ff-9315-410f-94dd-79b9e0b603e1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfStockLineItems_f9e0cad2-a4a4-4b21-9963-094c491ac76a" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_059945ff-9315-410f-94dd-79b9e0b603e1" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_b8f0cc5a-0ecb-470e-a2b1-32299f34b60c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_059945ff-9315-410f-94dd-79b9e0b603e1" xlink:to="loc_us-gaap_StatementClassOfStockAxis_b8f0cc5a-0ecb-470e-a2b1-32299f34b60c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_b8f0cc5a-0ecb-470e-a2b1-32299f34b60c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_b8f0cc5a-0ecb-470e-a2b1-32299f34b60c" xlink:to="loc_us-gaap_ClassOfStockDomain_b8f0cc5a-0ecb-470e-a2b1-32299f34b60c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_d681fda6-8a80-4917-828d-d0a94e6ec27c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_b8f0cc5a-0ecb-470e-a2b1-32299f34b60c" xlink:to="loc_us-gaap_ClassOfStockDomain_d681fda6-8a80-4917-828d-d0a94e6ec27c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_15f8e323-3f96-489c-96f6-72038e239fa4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_d681fda6-8a80-4917-828d-d0a94e6ec27c" xlink:to="loc_us-gaap_CommonClassAMember_15f8e323-3f96-489c-96f6-72038e239fa4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_aa064736-a885-4b55-8d06-47dd5c29c3c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_d681fda6-8a80-4917-828d-d0a94e6ec27c" xlink:to="loc_us-gaap_CommonClassBMember_aa064736-a885-4b55-8d06-47dd5c29c3c9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassCMember_690caaa8-cf15-4d4c-bddf-e4d5efc91782" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_d681fda6-8a80-4917-828d-d0a94e6ec27c" xlink:to="loc_us-gaap_CommonClassCMember_690caaa8-cf15-4d4c-bddf-e4d5efc91782" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_CommonClassDMember_c0a1eb8c-4b71-4f86-a77a-c8d914a43ccf" xlink:href="dell-20201030.xsd#dell_CommonClassDMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_d681fda6-8a80-4917-828d-d0a94e6ec27c" xlink:to="loc_dell_CommonClassDMember_c0a1eb8c-4b71-4f86-a77a-c8d914a43ccf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_CommonClassVMember_e0799d69-3e39-4efb-bea0-4e1fd6bc70cb" xlink:href="dell-20201030.xsd#dell_CommonClassVMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_d681fda6-8a80-4917-828d-d0a94e6ec27c" xlink:to="loc_dell_CommonClassVMember_e0799d69-3e39-4efb-bea0-4e1fd6bc70cb" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/CAPITALIZATIONPreferredStockNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#CAPITALIZATIONPreferredStockNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CAPITALIZATIONPreferredStockNarrativeDetails" xlink:type="extended" id="ia51ee86a88064f4fad30a96773e57322_CAPITALIZATIONPreferredStockNarrativeDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/CAPITALIZATIONCommonStockNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#CAPITALIZATIONCommonStockNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CAPITALIZATIONCommonStockNarrativeDetails" xlink:type="extended" id="iffa44600de1043a689825c8ba6503592_CAPITALIZATIONCommonStockNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_798211b6-cb0c-4434-9e99-2cbb87938b1a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_29e693e9-208e-4c4a-b73d-ed6e4b9cadee" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_798211b6-cb0c-4434-9e99-2cbb87938b1a" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_29e693e9-208e-4c4a-b73d-ed6e4b9cadee" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_CommonStockNumberOfVotingRights_f27490a5-38c5-4cb9-96b2-b827a95b6926" xlink:href="dell-20201030.xsd#dell_CommonStockNumberOfVotingRights"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_798211b6-cb0c-4434-9e99-2cbb87938b1a" xlink:to="loc_dell_CommonStockNumberOfVotingRights_f27490a5-38c5-4cb9-96b2-b827a95b6926" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConversionOfStockSharesIssued1_b8c1c659-f865-4636-9f92-0691fed51830" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConversionOfStockSharesIssued1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_798211b6-cb0c-4434-9e99-2cbb87938b1a" xlink:to="loc_us-gaap_ConversionOfStockSharesIssued1_b8c1c659-f865-4636-9f92-0691fed51830" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_f2796019-1bfb-47c3-b524-086d7617483e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfStockLineItems_798211b6-cb0c-4434-9e99-2cbb87938b1a" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_f2796019-1bfb-47c3-b524-086d7617483e" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_b9728ef6-a291-4c2b-a118-b81d22859dd1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_f2796019-1bfb-47c3-b524-086d7617483e" xlink:to="loc_us-gaap_StatementClassOfStockAxis_b9728ef6-a291-4c2b-a118-b81d22859dd1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_b9728ef6-a291-4c2b-a118-b81d22859dd1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_b9728ef6-a291-4c2b-a118-b81d22859dd1" xlink:to="loc_us-gaap_ClassOfStockDomain_b9728ef6-a291-4c2b-a118-b81d22859dd1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_40776f90-0f35-4c25-93bb-c88606bc4e9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_b9728ef6-a291-4c2b-a118-b81d22859dd1" xlink:to="loc_us-gaap_ClassOfStockDomain_40776f90-0f35-4c25-93bb-c88606bc4e9e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_8a7a071e-ea6c-4a88-9de4-66922163e830" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_40776f90-0f35-4c25-93bb-c88606bc4e9e" xlink:to="loc_us-gaap_CommonClassAMember_8a7a071e-ea6c-4a88-9de4-66922163e830" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassBMember_11c54d30-fee4-48e4-937c-5f080ee20262" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassBMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_40776f90-0f35-4c25-93bb-c88606bc4e9e" xlink:to="loc_us-gaap_CommonClassBMember_11c54d30-fee4-48e4-937c-5f080ee20262" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassCMember_596ef6bb-f1bc-429f-841d-4079f20f9421" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_40776f90-0f35-4c25-93bb-c88606bc4e9e" xlink:to="loc_us-gaap_CommonClassCMember_596ef6bb-f1bc-429f-841d-4079f20f9421" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_CommonClassDMember_983fd453-2193-44ce-9e8d-81d54417cabd" xlink:href="dell-20201030.xsd#dell_CommonClassDMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_40776f90-0f35-4c25-93bb-c88606bc4e9e" xlink:to="loc_dell_CommonClassDMember_983fd453-2193-44ce-9e8d-81d54417cabd" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/CAPITALIZATIONRepurchasesofCommonStockNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#CAPITALIZATIONRepurchasesofCommonStockNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/CAPITALIZATIONRepurchasesofCommonStockNarrativeDetails" xlink:type="extended" id="i7a0b59de177a4522a1eeb22fec471f90_CAPITALIZATIONRepurchasesofCommonStockNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockLineItems_309055df-4b53-4665-b57c-b2343ff973f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_35747046-b4b8-4ea6-baa0-b068ad337154" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_309055df-4b53-4665-b57c-b2343ff973f8" xlink:to="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_35747046-b4b8-4ea6-baa0-b068ad337154" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_StockRepurchaseProgramTerm_8d44adb8-501e-4285-9522-16092d6936d8" xlink:href="dell-20201030.xsd#dell_StockRepurchaseProgramTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_309055df-4b53-4665-b57c-b2343ff973f8" xlink:to="loc_dell_StockRepurchaseProgramTerm_8d44adb8-501e-4285-9522-16092d6936d8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_c4a9c8b4-344a-4b0b-b559-0aee68ec2e78" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_309055df-4b53-4665-b57c-b2343ff973f8" xlink:to="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_c4a9c8b4-344a-4b0b-b559-0aee68ec2e78" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockSharesAcquired_7bf75758-d2de-41ab-ab14-9c48af6d7147" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockSharesAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_309055df-4b53-4665-b57c-b2343ff973f8" xlink:to="loc_us-gaap_TreasuryStockSharesAcquired_7bf75758-d2de-41ab-ab14-9c48af6d7147" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_766125de-2670-434a-b86d-c81ac3a6e17e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_309055df-4b53-4665-b57c-b2343ff973f8" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_766125de-2670-434a-b86d-c81ac3a6e17e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_a67b984a-b4c2-46ad-9951-a9dec31de2e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockLineItems_309055df-4b53-4665-b57c-b2343ff973f8" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_a67b984a-b4c2-46ad-9951-a9dec31de2e0" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_70f52e92-c293-4107-923b-b9489ba73151" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfStockByClassTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ClassOfStockLineItems_309055df-4b53-4665-b57c-b2343ff973f8" xlink:to="loc_us-gaap_ScheduleOfStockByClassTable_70f52e92-c293-4107-923b-b9489ba73151" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_eacca562-f73c-45e6-8073-ff7c7e4a1df1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_70f52e92-c293-4107-923b-b9489ba73151" xlink:to="loc_us-gaap_StatementClassOfStockAxis_eacca562-f73c-45e6-8073-ff7c7e4a1df1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_eacca562-f73c-45e6-8073-ff7c7e4a1df1_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_eacca562-f73c-45e6-8073-ff7c7e4a1df1" xlink:to="loc_us-gaap_ClassOfStockDomain_eacca562-f73c-45e6-8073-ff7c7e4a1df1_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_5c5815fe-4258-4ee7-b14f-badb1b3c8d7b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_eacca562-f73c-45e6-8073-ff7c7e4a1df1" xlink:to="loc_us-gaap_ClassOfStockDomain_5c5815fe-4258-4ee7-b14f-badb1b3c8d7b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassCMember_fd67053d-59d5-4501-baaa-cea2c64bd118" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_5c5815fe-4258-4ee7-b14f-badb1b3c8d7b" xlink:to="loc_us-gaap_CommonClassCMember_fd67053d-59d5-4501-baaa-cea2c64bd118" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonClassAMember_29e21b4e-01f4-46ea-989d-115bc3aa48f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonClassAMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_5c5815fe-4258-4ee7-b14f-badb1b3c8d7b" xlink:to="loc_us-gaap_CommonClassAMember_29e21b4e-01f4-46ea-989d-115bc3aa48f1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramAxis_060e944a-10a0-4d06-a939-69bd0e2a2550" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareRepurchaseProgramAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_70f52e92-c293-4107-923b-b9489ba73151" xlink:to="loc_us-gaap_ShareRepurchaseProgramAxis_060e944a-10a0-4d06-a939-69bd0e2a2550" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramDomain_060e944a-10a0-4d06-a939-69bd0e2a2550_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareRepurchaseProgramDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ShareRepurchaseProgramAxis_060e944a-10a0-4d06-a939-69bd0e2a2550" xlink:to="loc_us-gaap_ShareRepurchaseProgramDomain_060e944a-10a0-4d06-a939-69bd0e2a2550_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramDomain_ff129b94-44b3-4faf-a43b-b872b4aa35e2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareRepurchaseProgramDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ShareRepurchaseProgramAxis_060e944a-10a0-4d06-a939-69bd0e2a2550" xlink:to="loc_us-gaap_ShareRepurchaseProgramDomain_ff129b94-44b3-4faf-a43b-b872b4aa35e2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_January2017andAugust2017AuthorizationsMember_846f30d1-16d0-4ff7-b411-b95826c3b56a" xlink:href="dell-20201030.xsd#dell_January2017andAugust2017AuthorizationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareRepurchaseProgramDomain_ff129b94-44b3-4faf-a43b-b872b4aa35e2" xlink:to="loc_dell_January2017andAugust2017AuthorizationsMember_846f30d1-16d0-4ff7-b411-b95826c3b56a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_d05e08bd-d9a0-44af-9c5f-17fe03c73754" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_70f52e92-c293-4107-923b-b9489ba73151" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_d05e08bd-d9a0-44af-9c5f-17fe03c73754" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_d05e08bd-d9a0-44af-9c5f-17fe03c73754_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_d05e08bd-d9a0-44af-9c5f-17fe03c73754" xlink:to="loc_us-gaap_EquityComponentDomain_d05e08bd-d9a0-44af-9c5f-17fe03c73754_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_351cbcd5-291b-4864-a44b-e87b422b3490" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_d05e08bd-d9a0-44af-9c5f-17fe03c73754" xlink:to="loc_us-gaap_EquityComponentDomain_351cbcd5-291b-4864-a44b-e87b422b3490" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_af2f60fc-f656-4ba3-b3a0-95e75401d0c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_351cbcd5-291b-4864-a44b-e87b422b3490" xlink:to="loc_us-gaap_RetainedEarningsMember_af2f60fc-f656-4ba3-b3a0-95e75401d0c9" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/EARNINGSPERSHARE" xlink:type="simple" xlink:href="dell-20201030.xsd#EARNINGSPERSHARE"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/EARNINGSPERSHARE" xlink:type="extended" id="i62f357247e3b4952b48450ee4c11a77e_EARNINGSPERSHARE"/>
  <link:roleRef roleURI="http://www.dell.com/role/EARNINGSPERSHARETables" xlink:type="simple" xlink:href="dell-20201030.xsd#EARNINGSPERSHARETables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/EARNINGSPERSHARETables" xlink:type="extended" id="i70199a5cb34243ea8beb808efba200d9_EARNINGSPERSHARETables"/>
  <link:roleRef roleURI="http://www.dell.com/role/EARNINGSPERSHAREScheduleofEarningsLossPerShareDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#EARNINGSPERSHAREScheduleofEarningsLossPerShareDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/EARNINGSPERSHAREScheduleofEarningsLossPerShareDetails" xlink:type="extended" id="ia6d3a226b8b74c8a9df2bd5ab4a56c9e_EARNINGSPERSHAREScheduleofEarningsLossPerShareDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/REDEEMABLESHARES" xlink:type="simple" xlink:href="dell-20201030.xsd#REDEEMABLESHARES"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/REDEEMABLESHARES" xlink:type="extended" id="ie644c8481a184f8aa2c0170319f095ed_REDEEMABLESHARES"/>
  <link:roleRef roleURI="http://www.dell.com/role/REDEEMABLESHARESTables" xlink:type="simple" xlink:href="dell-20201030.xsd#REDEEMABLESHARESTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/REDEEMABLESHARESTables" xlink:type="extended" id="ic11facfd03a54930804565c26c85d00c_REDEEMABLESHARESTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/REDEEMABLESHARESDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#REDEEMABLESHARESDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/REDEEMABLESHARESDetails" xlink:type="extended" id="i3e88866a5aba4c34949557cb0ac04503_REDEEMABLESHARESDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityLineItems_f4b48096-4eb1-4014-984f-c12b5fa0a3d2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquityLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsAndEquityInstrumentsOtherthanOptionsPutFeatureHoldingPeriod_898606f1-3518-445c-9ff7-525e78acc7da" xlink:href="dell-20201030.xsd#dell_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsAndEquityInstrumentsOtherthanOptionsPutFeatureHoldingPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityLineItems_f4b48096-4eb1-4014-984f-c12b5fa0a3d2" xlink:to="loc_dell_SharebasedCompensationArrangementbySharebasedPaymentAwardOptionsAndEquityInstrumentsOtherthanOptionsPutFeatureHoldingPeriod_898606f1-3518-445c-9ff7-525e78acc7da" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAndEquityInstrumentsOtherThanOptionsPutFeatureExpirationPeriod_2d4d1531-19f5-4965-89fb-048bb7660309" xlink:href="dell-20201030.xsd#dell_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAndEquityInstrumentsOtherThanOptionsPutFeatureExpirationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityLineItems_f4b48096-4eb1-4014-984f-c12b5fa0a3d2" xlink:to="loc_dell_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsAndEquityInstrumentsOtherThanOptionsPutFeatureExpirationPeriod_2d4d1531-19f5-4965-89fb-048bb7660309" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_337e8c4e-e43a-4e3a-b958-c8550c415bba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquityCarryingAmountAttributableToParent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityLineItems_f4b48096-4eb1-4014-984f-c12b5fa0a3d2" xlink:to="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_337e8c4e-e43a-4e3a-b958-c8550c415bba" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesOutstanding_78a835c6-2583-4f7a-8b0b-381b65159324" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquitySharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityLineItems_f4b48096-4eb1-4014-984f-c12b5fa0a3d2" xlink:to="loc_us-gaap_TemporaryEquitySharesOutstanding_78a835c6-2583-4f7a-8b0b-381b65159324" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquitySharesIssued_3c58dba9-ca19-46e7-a4bd-ccbed60cdf6f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquitySharesIssued"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TemporaryEquityLineItems_f4b48096-4eb1-4014-984f-c12b5fa0a3d2" xlink:to="loc_us-gaap_TemporaryEquitySharesIssued_3c58dba9-ca19-46e7-a4bd-ccbed60cdf6f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityByClassOfStockTable_ab119258-50fe-48cf-855a-ee835e0077dc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TemporaryEquityByClassOfStockTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_TemporaryEquityLineItems_f4b48096-4eb1-4014-984f-c12b5fa0a3d2" xlink:to="loc_us-gaap_TemporaryEquityByClassOfStockTable_ab119258-50fe-48cf-855a-ee835e0077dc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_3cb6ddf8-4a45-4c1e-8ad0-3e858372839c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TemporaryEquityByClassOfStockTable_ab119258-50fe-48cf-855a-ee835e0077dc" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_3cb6ddf8-4a45-4c1e-8ad0-3e858372839c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_3cb6ddf8-4a45-4c1e-8ad0-3e858372839c_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_3cb6ddf8-4a45-4c1e-8ad0-3e858372839c" xlink:to="loc_us-gaap_EquityComponentDomain_3cb6ddf8-4a45-4c1e-8ad0-3e858372839c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_247f979d-dc6a-4985-8119-24ef1a3f19b9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_3cb6ddf8-4a45-4c1e-8ad0-3e858372839c" xlink:to="loc_us-gaap_EquityComponentDomain_247f979d-dc6a-4985-8119-24ef1a3f19b9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_8bc83ab9-5308-420a-b59a-34ead78fd230" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_247f979d-dc6a-4985-8119-24ef1a3f19b9" xlink:to="loc_us-gaap_CommonStockMember_8bc83ab9-5308-420a-b59a-34ead78fd230" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_bf4afb15-0945-40b9-836b-9d359bd42426" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TemporaryEquityByClassOfStockTable_ab119258-50fe-48cf-855a-ee835e0077dc" xlink:to="loc_us-gaap_AwardTypeAxis_bf4afb15-0945-40b9-836b-9d359bd42426" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_bf4afb15-0945-40b9-836b-9d359bd42426_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_bf4afb15-0945-40b9-836b-9d359bd42426" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_bf4afb15-0945-40b9-836b-9d359bd42426_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_56ebe3e3-24e0-44d7-8534-158e53ae1053" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_bf4afb15-0945-40b9-836b-9d359bd42426" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_56ebe3e3-24e0-44d7-8534-158e53ae1053" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_4b616cfc-7c09-40b8-b75d-e67ee70186d3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_56ebe3e3-24e0-44d7-8534-158e53ae1053" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_4b616cfc-7c09-40b8-b75d-e67ee70186d3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_c566bd4b-e7fa-490d-bcc0-6d030e6daa69" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_56ebe3e3-24e0-44d7-8534-158e53ae1053" xlink:to="loc_us-gaap_RestrictedStockMember_c566bd4b-e7fa-490d-bcc0-6d030e6daa69" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeStockOptionMember_5d77a33f-7d03-4873-96a2-c3c140463ba9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeStockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_56ebe3e3-24e0-44d7-8534-158e53ae1053" xlink:to="loc_us-gaap_EmployeeStockOptionMember_5d77a33f-7d03-4873-96a2-c3c140463ba9" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/SEGMENTINFORMATION" xlink:type="simple" xlink:href="dell-20201030.xsd#SEGMENTINFORMATION"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SEGMENTINFORMATION" xlink:type="extended" id="i0b6814bc8d8e416986b75f770f6dc7f1_SEGMENTINFORMATION"/>
  <link:roleRef roleURI="http://www.dell.com/role/SEGMENTINFORMATIONTables" xlink:type="simple" xlink:href="dell-20201030.xsd#SEGMENTINFORMATIONTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SEGMENTINFORMATIONTables" xlink:type="extended" id="i09ad4dc3f22c44ae873e5c11a2e9c6d2_SEGMENTINFORMATIONTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/SEGMENTINFORMATIONAdditionalInformationNarrativeDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#SEGMENTINFORMATIONAdditionalInformationNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SEGMENTINFORMATIONAdditionalInformationNarrativeDetails" xlink:type="extended" id="ic4fd7fb926ca49dba47ab76c7f809318_SEGMENTINFORMATIONAdditionalInformationNarrativeDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/SEGMENTINFORMATIONReconciliationofnetrevenuebyreportablesegmentstoconsolidatednetrevenueDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#SEGMENTINFORMATIONReconciliationofnetrevenuebyreportablesegmentstoconsolidatednetrevenueDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SEGMENTINFORMATIONReconciliationofnetrevenuebyreportablesegmentstoconsolidatednetrevenueDetails" xlink:type="extended" id="ia525c679ea294b96a0015f2e617ac2a7_SEGMENTINFORMATIONReconciliationofnetrevenuebyreportablesegmentstoconsolidatednetrevenueDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_b632ac87-9b28-4936-9528-e7a23d68e5ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:to="loc_us-gaap_Revenues_b632ac87-9b28-4936-9528-e7a23d68e5ef" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_4647260e-28d0-412d-bb8f-a84396fd43c8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:to="loc_us-gaap_OperatingIncomeLoss_4647260e-28d0-412d-bb8f-a84396fd43c8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentsRelatedToPreviousPeriod_62608f83-3ec5-42a7-a57d-26b45394853c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentsRelatedToPreviousPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:to="loc_us-gaap_BusinessCombinationProvisionalInformationInitialAccountingIncompleteAdjustmentsRelatedToPreviousPeriod_62608f83-3ec5-42a7-a57d-26b45394853c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_fbdf4af8-067c-4cc0-83da-b0ab1faa5ddd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_fbdf4af8-067c-4cc0-83da-b0ab1faa5ddd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationIntegrationRelatedCosts_3bea797c-b745-45b6-b134-c59aa485b4b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessCombinationIntegrationRelatedCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:to="loc_us-gaap_BusinessCombinationIntegrationRelatedCosts_3bea797c-b745-45b6-b134-c59aa485b4b0" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_3f84c9a4-39e0-4da4-9fde-e4fc192929d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_3f84c9a4-39e0-4da4-9fde-e4fc192929d1" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherExpenses_f09e4048-dca1-44b1-b255-ff583f3de09a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherExpenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:to="loc_us-gaap_OtherExpenses_f09e4048-dca1-44b1-b255-ff583f3de09a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetImpairmentCharges_17c9accb-93ba-4510-b320-a4304d25f352" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetImpairmentCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:to="loc_us-gaap_AssetImpairmentCharges_17c9accb-93ba-4510-b320-a4304d25f352" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0c3c1860-b506-498a-af98-6f9eaa315ea5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_065167aa-dad6-46d5-935b-2c5b61c6c7ed" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0c3c1860-b506-498a-af98-6f9eaa315ea5" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_3fcfda93-58a2-442b-b35d-f30f0cfccd6e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0c3c1860-b506-498a-af98-6f9eaa315ea5" xlink:to="loc_srt_ConsolidationItemsAxis_3fcfda93-58a2-442b-b35d-f30f0cfccd6e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_3fcfda93-58a2-442b-b35d-f30f0cfccd6e_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_3fcfda93-58a2-442b-b35d-f30f0cfccd6e" xlink:to="loc_srt_ConsolidationItemsDomain_3fcfda93-58a2-442b-b35d-f30f0cfccd6e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_2b79edb2-b4a3-4e7b-b691-a20bf6a0124d" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_3fcfda93-58a2-442b-b35d-f30f0cfccd6e" xlink:to="loc_srt_ConsolidationItemsDomain_2b79edb2-b4a3-4e7b-b691-a20bf6a0124d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_2d836536-773a-4321-ba32-bd7a4fd43282" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_2b79edb2-b4a3-4e7b-b691-a20bf6a0124d" xlink:to="loc_us-gaap_OperatingSegmentsMember_2d836536-773a-4321-ba32-bd7a4fd43282" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateNonSegmentMember_374b4396-d7c6-4913-907a-adac7f521905" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateNonSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_2b79edb2-b4a3-4e7b-b691-a20bf6a0124d" xlink:to="loc_us-gaap_CorporateNonSegmentMember_374b4396-d7c6-4913-907a-adac7f521905" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MaterialReconcilingItemsMember_d66c911a-61a9-4133-916a-8c245f8ae38a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MaterialReconcilingItemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_2b79edb2-b4a3-4e7b-b691-a20bf6a0124d" xlink:to="loc_us-gaap_MaterialReconcilingItemsMember_d66c911a-61a9-4133-916a-8c245f8ae38a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_a561e39a-da73-4227-9215-ee007fc027c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0c3c1860-b506-498a-af98-6f9eaa315ea5" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_a561e39a-da73-4227-9215-ee007fc027c9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_a561e39a-da73-4227-9215-ee007fc027c9_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_a561e39a-da73-4227-9215-ee007fc027c9" xlink:to="loc_us-gaap_SegmentDomain_a561e39a-da73-4227-9215-ee007fc027c9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_9a3cc90a-202f-489e-ae79-120891902e2b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_a561e39a-da73-4227-9215-ee007fc027c9" xlink:to="loc_us-gaap_SegmentDomain_9a3cc90a-202f-489e-ae79-120891902e2b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_InfrastructureSolutionsGroupMember_182a082a-1ec7-4aa1-8fbb-bfc2941d0559" xlink:href="dell-20201030.xsd#dell_InfrastructureSolutionsGroupMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9a3cc90a-202f-489e-ae79-120891902e2b" xlink:to="loc_dell_InfrastructureSolutionsGroupMember_182a082a-1ec7-4aa1-8fbb-bfc2941d0559" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ClientSolutionsMember_7fcbda91-b46a-4adb-b104-4d7d77187f8b" xlink:href="dell-20201030.xsd#dell_ClientSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9a3cc90a-202f-489e-ae79-120891902e2b" xlink:to="loc_dell_ClientSolutionsMember_7fcbda91-b46a-4adb-b104-4d7d77187f8b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareInc.Member_75a02196-f84a-43be-9dae-192c0abe3014" xlink:href="dell-20201030.xsd#dell_VMwareInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9a3cc90a-202f-489e-ae79-120891902e2b" xlink:to="loc_dell_VMwareInc.Member_75a02196-f84a-43be-9dae-192c0abe3014" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllOtherSegmentsMember_b999285a-d0e7-4f81-85e6-04efc5650c36" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllOtherSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_9a3cc90a-202f-489e-ae79-120891902e2b" xlink:to="loc_us-gaap_AllOtherSegmentsMember_b999285a-d0e7-4f81-85e6-04efc5650c36" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReportingUnitAxis_2a8ca666-bc85-41c3-bcc1-93516a3379c3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReportingUnitAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_0c3c1860-b506-498a-af98-6f9eaa315ea5" xlink:to="loc_us-gaap_ReportingUnitAxis_2a8ca666-bc85-41c3-bcc1-93516a3379c3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReportingUnitDomain_2a8ca666-bc85-41c3-bcc1-93516a3379c3_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReportingUnitDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ReportingUnitAxis_2a8ca666-bc85-41c3-bcc1-93516a3379c3" xlink:to="loc_us-gaap_ReportingUnitDomain_2a8ca666-bc85-41c3-bcc1-93516a3379c3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReportingUnitDomain_71950f52-3341-4255-84d2-82febc44bde4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReportingUnitDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ReportingUnitAxis_2a8ca666-bc85-41c3-bcc1-93516a3379c3" xlink:to="loc_us-gaap_ReportingUnitDomain_71950f52-3341-4255-84d2-82febc44bde4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VirtustreamMember_cfed7ce7-f684-4304-982a-0ae4344f930b" xlink:href="dell-20201030.xsd#dell_VirtustreamMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReportingUnitDomain_71950f52-3341-4255-84d2-82febc44bde4" xlink:to="loc_dell_VirtustreamMember_cfed7ce7-f684-4304-982a-0ae4344f930b" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/SEGMENTINFORMATIONNetrevenueandpropertyplantandequipmentDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#SEGMENTINFORMATIONNetrevenueandpropertyplantandequipmentDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SEGMENTINFORMATIONNetrevenueandpropertyplantandequipmentDetails" xlink:type="extended" id="i49ae658bebb849e8ae46e8932b338e08_SEGMENTINFORMATIONNetrevenueandpropertyplantandequipmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_3d7f780c-a1db-420c-b22a-b5d9662239f3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_9583277a-ddbb-4dcd-9976-aea7180049b7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_3d7f780c-a1db-420c-b22a-b5d9662239f3" xlink:to="loc_us-gaap_Revenues_9583277a-ddbb-4dcd-9976-aea7180049b7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_c05bbf09-62f4-44b5-b33b-002b08bfcecb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_3d7f780c-a1db-420c-b22a-b5d9662239f3" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_c05bbf09-62f4-44b5-b33b-002b08bfcecb" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_60d104cf-d86f-481a-bf1e-c147e3d0bac7" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_c05bbf09-62f4-44b5-b33b-002b08bfcecb" xlink:to="loc_srt_ConsolidationItemsAxis_60d104cf-d86f-481a-bf1e-c147e3d0bac7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_60d104cf-d86f-481a-bf1e-c147e3d0bac7_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_60d104cf-d86f-481a-bf1e-c147e3d0bac7" xlink:to="loc_srt_ConsolidationItemsDomain_60d104cf-d86f-481a-bf1e-c147e3d0bac7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_41cb5b82-ea8b-4e62-b80b-3f1541f01803" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_60d104cf-d86f-481a-bf1e-c147e3d0bac7" xlink:to="loc_srt_ConsolidationItemsDomain_41cb5b82-ea8b-4e62-b80b-3f1541f01803" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_46db66d0-05a7-4a08-95e1-9072fabf2807" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_41cb5b82-ea8b-4e62-b80b-3f1541f01803" xlink:to="loc_us-gaap_OperatingSegmentsMember_46db66d0-05a7-4a08-95e1-9072fabf2807" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_89984687-3c7f-45ce-ac55-949e88554951" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_c05bbf09-62f4-44b5-b33b-002b08bfcecb" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_89984687-3c7f-45ce-ac55-949e88554951" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_89984687-3c7f-45ce-ac55-949e88554951_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_89984687-3c7f-45ce-ac55-949e88554951" xlink:to="loc_us-gaap_SegmentDomain_89984687-3c7f-45ce-ac55-949e88554951_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_a75cc215-5d30-44f9-8136-afb0b69c5b4d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_89984687-3c7f-45ce-ac55-949e88554951" xlink:to="loc_us-gaap_SegmentDomain_a75cc215-5d30-44f9-8136-afb0b69c5b4d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_InfrastructureSolutionsGroupMember_d8f21840-4748-4c66-bba7-5c8466fdc76e" xlink:href="dell-20201030.xsd#dell_InfrastructureSolutionsGroupMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_a75cc215-5d30-44f9-8136-afb0b69c5b4d" xlink:to="loc_dell_InfrastructureSolutionsGroupMember_d8f21840-4748-4c66-bba7-5c8466fdc76e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ClientSolutionsMember_f1b547f1-36af-4180-9163-b40a20260d26" xlink:href="dell-20201030.xsd#dell_ClientSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_a75cc215-5d30-44f9-8136-afb0b69c5b4d" xlink:to="loc_dell_ClientSolutionsMember_f1b547f1-36af-4180-9163-b40a20260d26" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_VMwareInc.Member_d6a0b59c-096c-4a7c-b7c5-a332b132764d" xlink:href="dell-20201030.xsd#dell_VMwareInc.Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_a75cc215-5d30-44f9-8136-afb0b69c5b4d" xlink:to="loc_dell_VMwareInc.Member_d6a0b59c-096c-4a7c-b7c5-a332b132764d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_7d39fefd-a35e-448b-a352-555c9db295f5" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_c05bbf09-62f4-44b5-b33b-002b08bfcecb" xlink:to="loc_srt_ProductOrServiceAxis_7d39fefd-a35e-448b-a352-555c9db295f5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_7d39fefd-a35e-448b-a352-555c9db295f5_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_7d39fefd-a35e-448b-a352-555c9db295f5" xlink:to="loc_srt_ProductsAndServicesDomain_7d39fefd-a35e-448b-a352-555c9db295f5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_489931c8-4f9d-4c54-a80b-0830f862a6a6" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_7d39fefd-a35e-448b-a352-555c9db295f5" xlink:to="loc_srt_ProductsAndServicesDomain_489931c8-4f9d-4c54-a80b-0830f862a6a6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ServersAndNetworkingMember_e06d72c4-3349-46df-874e-8c046dd6eeca" xlink:href="dell-20201030.xsd#dell_ServersAndNetworkingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_489931c8-4f9d-4c54-a80b-0830f862a6a6" xlink:to="loc_dell_ServersAndNetworkingMember_e06d72c4-3349-46df-874e-8c046dd6eeca" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_StorageMember_3781520c-de90-4a12-9c4e-0fa907298cfa" xlink:href="dell-20201030.xsd#dell_StorageMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_489931c8-4f9d-4c54-a80b-0830f862a6a6" xlink:to="loc_dell_StorageMember_3781520c-de90-4a12-9c4e-0fa907298cfa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_CommercialMember_88cb180a-fe91-47f8-b21c-3f8eb2d6fd56" xlink:href="dell-20201030.xsd#dell_CommercialMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_489931c8-4f9d-4c54-a80b-0830f862a6a6" xlink:to="loc_dell_CommercialMember_88cb180a-fe91-47f8-b21c-3f8eb2d6fd56" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_ConsumerMember_d1b01a02-ca9b-4e12-9a46-d62faa55c700" xlink:href="dell-20201030.xsd#dell_ConsumerMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_489931c8-4f9d-4c54-a80b-0830f862a6a6" xlink:to="loc_dell_ConsumerMember_d1b01a02-ca9b-4e12-9a46-d62faa55c700" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATION" xlink:type="simple" xlink:href="dell-20201030.xsd#SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATION"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATION" xlink:type="extended" id="i7fd1867670994de49c3550c6eaf4e791_SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATION"/>
  <link:roleRef roleURI="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONTables" xlink:type="simple" xlink:href="dell-20201030.xsd#SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONTables"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONTables" xlink:type="extended" id="i82cbf7a656de40038b92850a1b7f9c52_SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONTables"/>
  <link:roleRef roleURI="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONInformationonSelectedAccountsDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONInformationonSelectedAccountsDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONInformationonSelectedAccountsDetails" xlink:type="extended" id="if7855c8243a045388843d6949b840a00_SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONInformationonSelectedAccountsDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONTradeReceivablesAllowanceforExpectedCreditLossesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONTradeReceivablesAllowanceforExpectedCreditLossesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONTradeReceivablesAllowanceforExpectedCreditLossesDetails" xlink:type="extended" id="i0673bd95326948a3b683b748d514035c_SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONTradeReceivablesAllowanceforExpectedCreditLossesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_67c2f427-ba3c-4c00-849f-02f4a4ba13e8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_7c3afc58-bd68-46a7-b22e-4e0ea81aa084" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_67c2f427-ba3c-4c00-849f-02f4a4ba13e8" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_7c3afc58-bd68-46a7-b22e-4e0ea81aa084" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_98b8e093-cb7f-4288-9231-2354cb416520" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_7c3afc58-bd68-46a7-b22e-4e0ea81aa084" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_98b8e093-cb7f-4288-9231-2354cb416520" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_618d322a-de22-4693-811f-2789f7e7807c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_7c3afc58-bd68-46a7-b22e-4e0ea81aa084" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_618d322a-de22-4693-811f-2789f7e7807c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs_d62709e7-2427-4337-b2ac-2c4f2f0f2f72" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableRollforward_7c3afc58-bd68-46a7-b22e-4e0ea81aa084" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableWriteOffs_d62709e7-2427-4337-b2ac-2c4f2f0f2f72" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivable_7bf55e32-9c68-47df-b8dc-296625842be2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_72666bd3-a404-4d6f-ada2-59be5b3952d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_67c2f427-ba3c-4c00-849f-02f4a4ba13e8" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_72666bd3-a404-4d6f-ada2-59be5b3952d8" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_171b3b93-3eef-497c-9599-023cf8672f8a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_72666bd3-a404-4d6f-ada2-59be5b3952d8" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_171b3b93-3eef-497c-9599-023cf8672f8a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_171b3b93-3eef-497c-9599-023cf8672f8a_default" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_171b3b93-3eef-497c-9599-023cf8672f8a" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_171b3b93-3eef-497c-9599-023cf8672f8a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_68f9c5e2-f52c-4066-bd07-58de9380474c" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_171b3b93-3eef-497c-9599-023cf8672f8a" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_68f9c5e2-f52c-4066-bd07-58de9380474c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_065b7ab9-b310-488a-be54-09df2d63ee9e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_68f9c5e2-f52c-4066-bd07-58de9380474c" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_065b7ab9-b310-488a-be54-09df2d63ee9e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONWarrantyLiabilityDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONWarrantyLiabilityDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONWarrantyLiabilityDetails" xlink:type="extended" id="i7efbe2b6bdf94e69aa54d8034485328e_SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONWarrantyLiabilityDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONSeveranceLiabilityDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONSeveranceLiabilityDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONSeveranceLiabilityDetails" xlink:type="extended" id="ide1718d88ec64482b8d79e09b6f14bf9_SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONSeveranceLiabilityDetails"/>
  <link:roleRef roleURI="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONInterestandOtherNetDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONInterestandOtherNetDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONInterestandOtherNetDetails" xlink:type="extended" id="i99f7c76845844ae3bc52376acffea8b7_SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONInterestandOtherNetDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_b0f2a660-07d5-4dba-831b-a9b52bd9a699" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesFvNiRealizedGain_a5616541-f030-43e3-a07f-b25a9d6fb972" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquitySecuritiesFvNiRealizedGain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_b0f2a660-07d5-4dba-831b-a9b52bd9a699" xlink:to="loc_us-gaap_EquitySecuritiesFvNiRealizedGain_a5616541-f030-43e3-a07f-b25a9d6fb972" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_86998694-b35c-46d8-8081-edd91e73c808" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_b0f2a660-07d5-4dba-831b-a9b52bd9a699" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_86998694-b35c-46d8-8081-edd91e73c808" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_00b5d855-6e2f-438c-af59-d658fcd47289" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsLineItems_b0f2a660-07d5-4dba-831b-a9b52bd9a699" xlink:to="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_00b5d855-6e2f-438c-af59-d658fcd47289" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_12a3d7f0-e132-4268-bc72-f48067b67676" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_00b5d855-6e2f-438c-af59-d658fcd47289" xlink:to="loc_us-gaap_FinancialInstrumentAxis_12a3d7f0-e132-4268-bc72-f48067b67676" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_12a3d7f0-e132-4268-bc72-f48067b67676_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_12a3d7f0-e132-4268-bc72-f48067b67676" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_12a3d7f0-e132-4268-bc72-f48067b67676_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d6e36165-0fda-4f9c-9623-edc5b63c7231" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_12a3d7f0-e132-4268-bc72-f48067b67676" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d6e36165-0fda-4f9c-9623-edc5b63c7231" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_StrategicInvestmentsMember_8b568017-bb95-4bce-956d-0bab55a86059" xlink:href="dell-20201030.xsd#dell_StrategicInvestmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_d6e36165-0fda-4f9c-9623-edc5b63c7231" xlink:to="loc_dell_StrategicInvestmentsMember_8b568017-bb95-4bce-956d-0bab55a86059" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_890b04c3-8645-455a-b894-9734ad1a2909" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_00b5d855-6e2f-438c-af59-d658fcd47289" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_890b04c3-8645-455a-b894-9734ad1a2909" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_890b04c3-8645-455a-b894-9734ad1a2909_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_890b04c3-8645-455a-b894-9734ad1a2909" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_890b04c3-8645-455a-b894-9734ad1a2909_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_f05908fb-10b3-42b7-9dd1-8be2b6ae0322" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupClassificationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_890b04c3-8645-455a-b894-9734ad1a2909" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_f05908fb-10b3-42b7-9dd1-8be2b6ae0322" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_3835e491-5f5a-4aa9-9229-00135d04948a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_f05908fb-10b3-42b7-9dd1-8be2b6ae0322" xlink:to="loc_us-gaap_DisposalGroupHeldforsaleNotDiscontinuedOperationsMember_3835e491-5f5a-4aa9-9229-00135d04948a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_0f9a57cf-d330-40fc-8dee-eeeb32b5f335" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfTradingSecuritiesAndOtherTradingAssetsTable_00b5d855-6e2f-438c-af59-d658fcd47289" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_0f9a57cf-d330-40fc-8dee-eeeb32b5f335" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0f9a57cf-d330-40fc-8dee-eeeb32b5f335_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_0f9a57cf-d330-40fc-8dee-eeeb32b5f335" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0f9a57cf-d330-40fc-8dee-eeeb32b5f335_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0bdc36ae-b2ef-43e6-918b-bb3435cf14c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_0f9a57cf-d330-40fc-8dee-eeeb32b5f335" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0bdc36ae-b2ef-43e6-918b-bb3435cf14c1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dell_RSASecurityMember_dd6b45f6-53ad-4aa0-b61e-d4a2df9df8a8" xlink:href="dell-20201030.xsd#dell_RSASecurityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_0bdc36ae-b2ef-43e6-918b-bb3435cf14c1" xlink:to="loc_dell_RSASecurityMember_dd6b45f6-53ad-4aa0-b61e-d4a2df9df8a8" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONSeveranceChargesDetails" xlink:type="simple" xlink:href="dell-20201030.xsd#SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONSeveranceChargesDetails"/>
  <link:definitionLink xlink:role="http://www.dell.com/role/SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONSeveranceChargesDetails" xlink:type="extended" id="i2f0ee1261c794eb99a3d79a40b1966ac_SUPPLEMENTALCONSOLIDATEDFINANCIALINFORMATIONSeveranceChargesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_70e1b6ff-fd8a-4079-8197-3d3e64f1daa5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCharges_cc54bf34-c981-4c34-8946-35cabc8fbe35" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCharges"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_70e1b6ff-fd8a-4079-8197-3d3e64f1daa5" xlink:to="loc_us-gaap_RestructuringCharges_cc54bf34-c981-4c34-8946-35cabc8fbe35" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_db64b271-07f0-474c-9583-d11e8e67ca33" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_70e1b6ff-fd8a-4079-8197-3d3e64f1daa5" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_db64b271-07f0-474c-9583-d11e8e67ca33" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_9e680d22-8e3d-46f1-ae8b-1a4fc4953d29" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_db64b271-07f0-474c-9583-d11e8e67ca33" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_9e680d22-8e3d-46f1-ae8b-1a4fc4953d29" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_9e680d22-8e3d-46f1-ae8b-1a4fc4953d29_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_9e680d22-8e3d-46f1-ae8b-1a4fc4953d29" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_9e680d22-8e3d-46f1-ae8b-1a4fc4953d29_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_358c6bcf-f8b4-40ef-8700-6850f6665ca0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_9e680d22-8e3d-46f1-ae8b-1a4fc4953d29" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_358c6bcf-f8b4-40ef-8700-6850f6665ca0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfSalesMember_b4e90e04-ece8-4556-ac85-05eed17e97d0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfSalesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_358c6bcf-f8b4-40ef-8700-6850f6665ca0" xlink:to="loc_us-gaap_CostOfSalesMember_b4e90e04-ece8-4556-ac85-05eed17e97d0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_61e674ed-69ef-47c8-96bc-6a78402aa988" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpensesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_358c6bcf-f8b4-40ef-8700-6850f6665ca0" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_61e674ed-69ef-47c8-96bc-6a78402aa988" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseMember_07dc4ded-17b7-46ae-8122-f376aee759c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ResearchAndDevelopmentExpenseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_358c6bcf-f8b4-40ef-8700-6850f6665ca0" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpenseMember_07dc4ded-17b7-46ae-8122-f376aee759c2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_47a4d103-2d95-418c-9e11-a8829f274f38" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestructuringCostAndReserveAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_db64b271-07f0-474c-9583-d11e8e67ca33" xlink:to="loc_us-gaap_RestructuringCostAndReserveAxis_47a4d103-2d95-418c-9e11-a8829f274f38" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_47a4d103-2d95-418c-9e11-a8829f274f38_default" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_47a4d103-2d95-418c-9e11-a8829f274f38" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_47a4d103-2d95-418c-9e11-a8829f274f38_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_17095249-935c-4c8e-a518-67ee8a068d29" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_47a4d103-2d95-418c-9e11-a8829f274f38" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_17095249-935c-4c8e-a518-67ee8a068d29" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeSeveranceMember_946cfcf1-1fd2-4130-89b9-a32663b7287d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeSeveranceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_17095249-935c-4c8e-a518-67ee8a068d29" xlink:to="loc_us-gaap_EmployeeSeveranceMember_946cfcf1-1fd2-4130-89b9-a32663b7287d" xlink:type="arc" order="0"/>
  </link:definitionLink>
</link:linkbase>
