/ Dictionary / Index B bird's-foot trefoil: Meaning and Definition of Find definitions for: bird's'-foot tre'foil Pronunciation: (bûrdz'foot"), [key] a plant, Lotus corniculatus, of the legume family, the pods of which spread like a crow's foot, grown for forage. any similar plant of the same genus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bird's-eye primrose bird's-foot violet Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language