1. n. Any one of the numerous species of birds belonging to several genera within the family Corvidae, including Garrulus, Cyanocitta, Aphelocoma, Perisoreus, Cyanocorax, Gymnorhinus, Cyanolyca, Ptilostomus
2. n. Other birds of similar appearance and behavior.
3. n. (archaic) A dull or ignorant person. It survives today in the term jaywalking.
