1. [ noun ] (botany) deciduous shrubby tree or eastern North America with compound leaves that turn brilliant red in fall and dense panicles of greenish yellow flowers followed by crimson acidic berries
Synonyms: velvet_sumac Virginian_sumac Rhus_typhina staghorn_sumac
Related terms: sumac
2. [ noun ] (botany) common nonpoisonous shrub of eastern North America with waxy compound leaves and green paniculate flowers followed by red berries
Synonyms: scarlet_sumac Rhus_glabra smooth_sumac
Related terms: sumac
Similar spelling:   vinegar_eel