jack bean

noun

Any member of the species Canavalia ensiformis of annual plants from Central America grown for theirs large, slightly toxic, but edible bean-like pods.

Similar
giant stock beanhorse beansword beanwonder beanCanavalia ensiformis
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Meanings

nounjack bean (plural jack beans)

plural jack beans · alternative jackbean · alternative jack-bean

  1. Any member of the species Canavalia ensiformis of annual plants from Central America grown for theirs large, slightly toxic, but edible bean-like pods.

    Synonyms: giant stock bean, horse bean, sword bean, wonder bean

  2. Any plant in the genus Canavalia.

Synonyms & antonyms

nounAny member of the species Canavalia ensiformis of annual plants from Central America grown for theirs large, slightly toxic, but edible bean-like pods.

Similar
giant stock beanhorse beansword beanwonder bean

More synonyms by meaning

nounannual semi-erect bushy plant of tropical South America bearing long pods with white seeds grown especially for forage

Similar
wonder beangiant stock beanCanavalia ensiformis
Broader
vine
Also see
giant stock beanwonder bean

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

jack bean. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/jack%20bean

MLA

“jack bean.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/jack%20bean. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “jack bean,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/jack%20bean.

Source: jack bean on Wiktionary, CC BY-SA 4.0.