Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun poison-berry
1 sense of poison-berry
Sense 1
black nightshade, common nightshade, poisonberry, poison-berry, Solanum nigrum -- (Eurasian herb naturalized in America having white flowers and poisonous hairy foliage and bearing black berries that are sometimes poisonous but sometimes edible)
=> nightshade -- (any of numerous shrubs or herbs or vines of the genus Solanum; most are poisonous though many bear edible fruit)