Shad bush Meaning, Definition & Usage

Definitions
  1. (Bot.), a name given to the North American shrubs or small trees of the rosaceous genus Amelanchier (A. Canadensis, and A. alnifolia) Their white racemose blossoms open in April or May, when the shad appear, and the edible berries (pomes) ripen in June or July, whence they are called Juneberries. The plant is also called service tree, and Juneberry.

Webster 1913