'Prunus spinosa' definitions:

Definition of 'Prunus spinosa'

(from WordNet)
noun
A thorny Eurasian bush with plumlike fruits [syn: blackthorn, sloe, Prunus spinosa]

Definition of 'Prunus spinosa'

From: GCIDE
  • Sloe \Sloe\ (sl[=o]), n. [OE. slo, AS. sl[=a]; akin to D. slee, G. schlehe, OHG. sl[=e]ha, Dan. slaaen, Sw. sl[*a]n, perhaps originally, that which blunts the teeth, or sets them on edge (cf. Slow); cf. Lith. slywa a plum, Russ. sliva.] (Bot.) A small, bitter, wild European plum, the fruit of the blackthorn (Prunus spinosa); also, the tree itself. [1913 Webster]

Definition of 'Prunus spinosa'

From: GCIDE
  • Blackthorn \Black"thorn`\, n. (Bot.) (a) A spreading thorny shrub or small tree ({Prunus spinosa}), with blackish bark, and bearing little black plums, which are called sloes; the sloe. (b) A species of Crat[ae]gus or hawthorn ({Crat[ae]gus tomentosa}). Both are used for hedges. [1913 Webster]