rosary pea

noun
  1. a woody tropical vine, Abrus precatorius, of the legume family, having extremely poisonous scarlet and black seeds that are used for beads and a root used as a substitute for licorice.

Origin of rosary pea

First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018