blueberry Meaning, Definition & Usage

  1. noun any of numerous shrubs of the genus Vaccinium bearing blueberries
    blueberry bush.
  2. noun sweet edible dark-blue berries of either low-growing or high-growing blueberry plants

WordNet

Blue"berry noun
Etymology
Cf. Blaeberry.
Definitions
  1. (Bot.) The berry of several species of Vaccinium, and ericaceous genus, differing from the American huckleberries in containing numerous minute seeds instead of ten nutlets. The commonest species are V. Pennsylvanicum and V. vacillans. V. corymbosum is the tall blueberry.

Webster 1913