noun, plural bay·ber·ries.
- any of several often aromatic trees or shrubs of the genus Myrica, as M. pensylvanica, of northeastern North America, and M. californica, of the western U.S.Compare wax myrtle.
- the berry of such a plant.
- bay4(def 2).
noun plural -ries
- any of several North American aromatic shrubs or small trees of the genus Myrica, that bear grey waxy berries: family MyricaceaeSee also wax myrtle
- Also called: bay rum tree a tropical American myrtaceous tree, Pimenta racemosa, that yields an oil used in making bay rum
- the fruit of any of these plants