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early 15c., from Middle French collectif, from Latin collectivus, from collectus (see collect). As a noun, short for collective farm (in the USSR) it dates from 1925. collective farm first attested 1919 in translations of Lenin. Collective bargaining coined 1891 by Beatrice Webb; defined in U.S. 1935 by the Wagner Act. Collective noun is recorded from 1510s; collective security first attested 1934 in speech by Winston Churchill.