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sword bean

American

noun

a twining vine, Canavalia gladiata, of the legume family, found in the tropics of the Eastern Hemisphere, having large, showy, pealike flowers and reddish-brown seeds.

First recorded in 1880–85

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023