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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsStockBasedCompensationTextualAbstract_90" xlink:to="loc_wkhsPercentageOfMarketValueOfCommonStock_90" xlink:type="arc" order="3"/> |
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| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/> |
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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_srtRangeAxis" xlink:type="arc" order="1"/> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_RangeMember" xlink:label="loc_srtRangeMember"/> |
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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xbrldt:contextElement="segment" xlink:from="loc_srtRangeAxis" xlink:to="loc_srtRangeMember_10" xlink:type="arc" order="30"/> |
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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMinimumMember_0" xlink:type="arc" order="1"/> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/srt/2018/elts/srt-2018-01-31.xsd#srt_MaximumMember" xlink:label="loc_srtMaximumMember_10"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMaximumMember_10" xlink:type="arc" order="11"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_AgreementAxis" xlink:label="loc_wkhsAgreementAxis"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_wkhsAgreementAxis" xlink:type="arc" order="2"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_AgreementDomain" xlink:label="loc_wkhsAgreementDomain"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_wkhsAgreementAxis" xlink:to="loc_wkhsAgreementDomain" xlink:type="arc" order="20"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_AgreementDomain" xlink:label="loc_wkhsAgreementDomain_10"/> |
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| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_CowenAgreementMember" xlink:label="loc_wkhsCowenAgreementMember_20"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsAgreementDomain" xlink:to="loc_wkhsCowenAgreementMember_20" xlink:type="arc" order="21"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_SubscriptionAgreementsMember" xlink:label="loc_wkhsSubscriptionAgreementsMember_40"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsAgreementDomain" xlink:to="loc_wkhsSubscriptionAgreementsMember_40" xlink:type="arc" order="41"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_UnderwritingAgreementMember" xlink:label="loc_wkhsUnderwritingAgreementMember_60"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsAgreementDomain" xlink:to="loc_wkhsUnderwritingAgreementMember_60" xlink:type="arc" order="61"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_PrivatePlacementMemorandumAndStockOfferingTextualAbstract" xlink:label="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:type="arc" order="0"/> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPrepaidExpenses" xlink:label="loc_us-gaapDeferredTaxLiabilitiesPrepaidExpenses_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_us-gaapDeferredTaxLiabilitiesPrepaidExpenses_170" xlink:type="arc" order="1"/> |
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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_us-gaapStockIssuedDuringPeriodSharesNewIssues_170" xlink:type="arc" order="2"/> |
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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_us-gaapStockIssuedDuringPeriodValueNewIssues_170" xlink:type="arc" order="3"/> |
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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_us-gaapSharesIssued_170" xlink:type="arc" order="4"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_PublicOfferingPricePerShare" xlink:label="loc_wkhsPublicOfferingPricePerShare_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_wkhsPublicOfferingPricePerShare_170" xlink:type="arc" order="5"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_PurchaseOfAdditionalCommonStock" xlink:label="loc_wkhsPurchaseOfAdditionalCommonStock_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_wkhsPurchaseOfAdditionalCommonStock_170" xlink:type="arc" order="6"/> |
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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_wkhsProceedsFromIssuanceInitialPublicOfferingGross_170" xlink:type="arc" order="7"/> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_ProceedsFromIssuanceInitialPublicOffering" xlink:label="loc_us-gaapProceedsFromIssuanceInitialPublicOffering_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_us-gaapProceedsFromIssuanceInitialPublicOffering_170" xlink:type="arc" order="8"/> |
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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_us-gaapUnderwritingCommitments_170" xlink:type="arc" order="9"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_InvestmentWarrantsExpirationTerm" xlink:label="loc_wkhsInvestmentWarrantsExpirationTerm_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_wkhsInvestmentWarrantsExpirationTerm_170" xlink:type="arc" order="10"/> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentWarrantsExercisePrice" xlink:label="loc_investInvestmentWarrantsExercisePrice_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_investInvestmentWarrantsExercisePrice_170" xlink:type="arc" order="11"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_AggregateCommonStockInExchangeForWarrants" xlink:label="loc_wkhsAggregateCommonStockInExchangeForWarrants_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_wkhsAggregateCommonStockInExchangeForWarrants_170" xlink:type="arc" order="12"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_StrikePriceOfWarrants" xlink:label="loc_wkhsStrikePriceOfWarrants_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_wkhsStrikePriceOfWarrants_170" xlink:type="arc" order="13"/> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_Dividends" xlink:label="loc_us-gaapDividends_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_us-gaapDividends_170" xlink:type="arc" order="14"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_CommonStockPurchasePrice" xlink:label="loc_wkhsCommonStockPurchasePrice_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_wkhsCommonStockPurchasePrice_170" xlink:type="arc" order="15"/> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="loc_us-gaapSaleOfStockPricePerShare_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_us-gaapSaleOfStockPricePerShare_170" xlink:type="arc" order="16"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_SharesIssuedFromProceedsFacility" xlink:label="loc_wkhsSharesIssuedFromProceedsFacility_170"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_wkhsSharesIssuedFromProceedsFacility_170" xlink:type="arc" order="17"/> |
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| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_wkhsPrivatePlacementMemorandumAndStockOfferingTextualAbstract_170" xlink:to="loc_wkhsSharesIssuedValueFromProceedsFacility_170" xlink:type="arc" order="18"/> |
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| <link:definitionLink xlink:type="extended" xlink:role="http://workhorse.com/role/RelatedPartiesDetails" xlink:title="00000051 - Disclosure - Related Parties (Details)"/> |
| <link:definitionLink xlink:type="extended" xlink:role="http://workhorse.com/role/SubsequentEventsDetails" xlink:title="00000052 - Disclosure - Subsequent Events (Details)"> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems"/> |
| | <link:loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2018/elts/us-gaap-2018-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable"/> |
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| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_BenjaminSamuelsMember" xlink:label="loc_wkhsBenjaminSamuelsMember_20"/> |
| | <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaapRelatedPartyDomain" xlink:to="loc_wkhsBenjaminSamuelsMember_20" xlink:type="arc" order="22"/> |
| | <link:loc xlink:type="locator" xlink:href="wkhs-20181231.xsd#wkhs_GeraldBuddeMember" xlink:label="loc_wkhsGeraldBuddeMember_30"/> |
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