Breadcrumb Home > Thesaurus > J Synonyms of jabber Find synonyms for: Noun 1. jabber, jabbering, gabble, gibberish, gibber usage: rapid and indistinct speech Verb 1. rant, mouth off, jabber, spout, rabbit on, rave, talk, speak, utter, mouth, verbalize, verbalise usage: talk in a noisy, excited, or declamatory manner WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of jabber (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: contretemps Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language