Breadcrumb Home > Dictionary > Index J Cite jay: Meaning and Definition of Find definitions for: jay Pronunciation: ( jā), [key] — n. any of several noisy, vivacious birds of the crow family, subfamily Garrulinae, as the crested Garrulus glandarius, of the Old World, having brownish plumage with blue, black, and white barring on the wings. Cf. blue jay, gray jay. a simpleminded or gullible person. jay Pronunciation: ( jā), [key] — n. Slang. a marijuana cigarette. Jay Pronunciation: ( jā), [key] — n. 1745–1829, U.S. statesman and jurist: first Chief Justice of the U.S. 1789–95. a male given name. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: jay (Thesaurus) Jaxartes Jayapura TrendingHere are the facts and trivia that people are buzzing about. April 2021 Current Events: US News The Berlin Conference and the Partition of Africa The Implied Powers of Congress Noble Titles and Ranks in a Monarchy Keeping Your Brain Active in a COVID-19 World Quetzalcoatl: Aztec Myths and Myths About the Aztecs Related Content Daily Word Quiz: nostrum Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language