Vetch n. Bot. Any leguminous plant of the genus Vicia, some species of which are valuable for fodder. The common species is Vicia sativa.
Note: ☞ The name is also applied to many other leguminous plants of different genera; as the chichling vetch, of the genus Lathyrus; the horse vetch, of the genus Hippocrepis; the kidney vetch (Anthyllis vulneraria); the milk vetch, of the genus Astragalus; the licorice vetch, or wild licorice (Abrus precatorius).
n : any of various climbing plants of the genus Vicia having
pinnately compound leaves that terminate in tendrils and
small variously colored flowers; includes valuable forage
and soil-building plants