Source : Webster's Revised Unabridged Dictionary (1913)

Dangleberry \Dan"gle*ber`ry\, n. (Bot.)
   A dark blue, edible berry with a white bloom, and its shrub
   ({Gaylussacia frondosa}) closely allied to the common
   huckleberry. The bush is also called blue tangle, and is
   found from New England to Kentucky, and southward.

Source : WordNet®

Gaylussacia frondosa
     n : huckleberry of the eastern United States with pink flowers
         and sweet blue fruit [syn: {dangleberry}, {dangle-berry}]