The Collaborative International Dictionary of English v.0.48:

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.]
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The Collaborative International Dictionary of English v.0.48:

Cock \Cock\ (k[o^]k), n. [AS. coc; of unknown origin, perh. in
   imitation of the cry of the cock. Cf. Chicken.]
   1. The male of birds, particularly of gallinaceous or
      domestic fowls.
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   2. A vane in the shape of a cock; a weathercock.
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            Drenched our steeples, drowned the cocks! --Shak.
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   3. A chief man; a leader or master. [Humorous]
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            Sir Andrew is the cock of the club, since he left
            us.                                   --Addison.
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   4. The crow of a cock, esp. the first crow in the morning;
      cockcrow. [Obs.]
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            He begins at curfew, and walks till the first cock.
                                                  --Shak.
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   5. A faucet or valve.
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   Note: Jonsons says, "The handle probably had a cock on the
         top; things that were contrived to turn seem anciently
         to have had that form, whatever was the reason."
         Skinner says, because it used to be constructed in
         forma crit[ae] galli, i.e., in the form of a cock's
         comb.
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   6. The style of gnomon of a dial. --Chambers.
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   7. The indicator of a balance. --Johnson.
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   8. The bridge piece which affords a bearing for the pivot of
      a balance in a clock or watch. --Knight.
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   9. a penis. [vulgar]
      [PJC]

   Ball cock. See under Ball.

   Chaparral cock. See under Chaparral.

   Cock and bull story, an extravagant, boastful story; a
      canard.

   Cock of the plains (Zool.) See Sage cock.

   Cock of the rock (Zool.), a South American bird (Rupicola
      aurantia) having a beautiful crest.

   Cock of the walk, a chief or master; the hero of the hour;
      one who has overcrowed, or got the better of, rivals or
      competitors.

   Cock of the woods. See Capercailzie.
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