'bittersweet nightshade' definitions:

Definition of 'bittersweet nightshade'

(from WordNet)
noun
Poisonous perennial Old World vine having violet flowers and oval coral-red berries; widespread weed in North America [syn: bittersweet, bittersweet nightshade, climbing nightshade, deadly nightshade, poisonous nightshade, woody nightshade, Solanum dulcamara]