1. any of various dark-fruited as distinguished from blue-fruited blueberries
2. any of several shrubs of the genus Gaylussacia bearing small berries resembling blueberries
3. blue-black berry similar to blueberries and bilberries of the eastern United States
4. The edible black or dark blue fruit of several species of the American genus Gaylussacia, shrubs nearly related to the blueberries (Vaccinium), and formerly confused with them. The commonest huckelberry comes from G. resinosa.