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buck bean

American  

noun

  1. a bog plant, Menyanthes trifoliata, of the gentian family, having narrow clusters of white or pink flowers.

Etymology

Origin of buck bean

1570–80; earlier buckes bean, translation of Dutch boksboon

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.