Bilberry
Bilberry ({not transcribed}) , noun
[Compare Danish bollebar bilberry, where bolle is perh. akin to English ball.]
1.
(Botany) The European whortleberry (Vaccinium myrtillus); also, its edible bluish black fruit.
There pinch the maids as blue as bilberry.
2.
(Botany) Any similar plant or its fruit; esp., in America, the species Vaccinium myrtilloides, Vaccinium caspitosum and Vaccinium uliginosum.