Breadcrumb Home > Thesaurus > J Synonyms of jay Find synonyms for: Noun 1. Jay, John Jay usage: United States diplomat and jurist who negotiated peace treaties with Britain and served as the first chief justice of the United States Supreme Court (1745-1829) 2. jay, corvine bird usage: crested largely blue bird WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of jay (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: irascible Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language