jack bean

noun

1. a bushy tropical plant, Canavalia ensiformis, of the legume family, grown especially for forage.
2. the white seeds of this plant.

jack bean

noun

1. a tropical American leguminous plant, Canavalia ensiformis , that has clusters of purple flowers and long pods and is grown in the southern US for forage

Word History and Origins

Origin of jack bean¹

First recorded in 1880–85