'horse of the wood' definitions:

Definition of 'horse of the wood'

From: WordNet
noun
Large black Old World grouse [syn: capercaillie, capercailzie, horse of the wood, Tetrao urogallus]

Definition of 'horse of the wood'

From: GCIDE
  • Capercailzie \Ca"per*cail`zie\, or Capercally \Ca"per*cal`ly\, n. [Gael, capulcoile.] (Zool.) A species of black Old World grouse (Tetrao uragallus) of large size and fine flavor, found in northern Europe and formerly in Scotland; -- called also cock of the woods and horse of the wood. [Written also capercaillie, capercaili.] [1913 Webster]