WordNet (r) 3.0 (2006):
redberry n 1: small spiny evergreen shrub of western United States and Mexico with minute flowers and bright red berries [syn: redberry, red-berry, Rhamnus croceus] 2: North American perennial herb with alternately compound leaves and racemes of small white flowers followed by bright red oval poisonous berries [syn: red baneberry, redberry, red-berry, snakeberry, Actaea rubra]