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(Animals) any of various passerine birds of the family Corvidae; jay
1. any of various typically noisy, gregarious songbirds of the family Corvidae, mostly of the Northern Hemisphere, often having blue or gray plumage.
a. a talkative person; chatterer.
b. a fop; dandy.
[1275–35; Middle English jai < Middle French < Late Latin gāius, gāia]
John, 1745–1829, first Chief Justice of the U.S. 1789–95.