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mescal bean

American

noun

an evergreen shrub or small tree, Sophora secundiflora, of the legume family, of the southwestern U.S. and northern Mexico, having clusters of fragrant, violet-blue flowers and pods containing highly poisonous, bright red seeds.

An Americanism dating back to 1855–60

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