mescal bean: Meaning and Definition of

mescal' bean"

Pronunciation: [key]
  1. 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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.