Breadcrumb Home > Thesaurus > J Synonyms of jettison Find synonyms for: Verb 1. jettison, discard, fling, toss, toss out, toss away, chuck out, cast aside, dispose, throw out, cast out, throw away, cast away, put away usage: throw away, of something encumbering 2. jettison, throw usage: throw as from an airplane WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of jettison (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: meretricious Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language