Breadcrumb Home > Thesaurus > W Synonyms of watermelon Find synonyms for: Noun 1. watermelon, watermelon vine, Citrullus vulgaris, melon, melon vine usage: an African melon 2. watermelon, melon usage: large oblong or roundish melon with a hard green rind and sweet watery red or occasionally yellowish pulp WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of watermelon (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: locution Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language