a bushy tropical plant, Canavalia ensiformis, of the legume family, grown especially for forage.
the white seeds of this plant.
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This tall, horizontally branched cactus is probably the most recognizable cactus in Arizona. What is it called?
Origin of jack bean
First recorded in 1880–85
Words nearby jack bean
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for jack bean
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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012