A cockatrice on a coat of arms.



  • A legendary creature about the size and shape of a dragon or wyvern, but in appearance resembling a giant rooster, with some lizard-like characteristics.
  • Mistress, harlot.
  • A snake or serpent that appears to be hatched of a rooster, or cock's, egg.
  • The cobra.
  • Any venomous or deadly thing.


  • First attested 1382 as Middle English cocatrice, from Old French cocatriz, from Late Latin calcātrīx ("she who treads upon something"), from Latin calcō ("tread"), from calx.

Modern English dictionary

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