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.

Origin of jack bean

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Historical Examples of jack bean


British Dictionary definitions for jack bean

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
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