/ Dictionary / Index P pigeon pea: Meaning and Definition of Find definitions for: pi'geon pea" Pronunciation: [key] a tropical shrub, Cajanus cajan, having showy yellow flowers. the brown, edible seed of this plant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. pigeon milk pigeon pox Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language