/ Thesaurus / J Synonyms of jack bean Find synonyms for: Noun1. jack bean, wonder bean, giant stock bean, Canavalia ensiformis, vineusage: annual semi-erect bushy plant of tropical South America bearing long pods with white seeds grown especially for forageWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language