'Rubus fruticosus' definitions:

Definition of 'Rubus fruticosus'

From: WordNet
noun
The true blackberry of Europe as well as any of numerous varieties having sweet edible black or dark purple berries [syn: true blackberry, Rubus fruticosus]

Definition of 'Rubus fruticosus'

From: GCIDE
  • Blackberry \Black"ber*ry\ (bl[a^]k"b[e^]r*r[y^]), n. [OE. blakberye, AS. bl[ae]cberie; bl[ae]c black + berie berry.] The fruit of several species of bramble (Rubus); also, the plant itself. Rubus fruticosus is the blackberry of England; Rubus villosus and Rubus Canadensis are the high blackberry and low blackberry of the United States. There are also other kinds. [1913 Webster]