motive UK /ˈməʊtɪv/US /ˈmoʊtɪv/noun 6adjective 2verb 1forms 3 noun6 •the reason or feeling behind what someone does, the thing that makes them actMany of them at first seemed kind to him, but it turned out their motives were not entirely altruistic. — 1947 •Something which causes someone to want to commit a crime; a reason for criminal behaviour.What would his motive be for burning down the cottage?No-one could understand why she had hidden the shovel; her motives were obscure at best. •(UK) One's plans for the day or night.What's the motive for tonight, lads? •(UK) A party, gathering, or get-together. •(no longer used) An idea or communication that makes one want to act, especially from spiritual sources; a divine prompting.there's something in a woman beyond all human delight; a magnetic virtue, a charming quality, an occult and powerful motive. — 1624 •(no longer used, rare) A limb or other bodily organ that can move. adjective2 •Causing motion; having power to move, or tending to moveIn the motive parts of animals may be discovered mutuall proportions; not only in those of Quadrupeds, but in the thigh-bone, legge, foot-bone, and claws of Birds. — 1658 •Relating to motion and/or to its causeDebussy's melody is fractional, fragmentary. But at the core all his music is melodic and melody is its main motive force. — 1929 verb1 •To prompt or incite by a motive or motives; to move. formsmotived · motiving · motives