Breadcrumb Home > Thesaurus > F Synonyms of fatty Find synonyms for: Noun 1. fatso, fatty, fat person, roly-poly, butterball, large person usage: a rotund individual Adjective 1. fatty (vs. nonfat), fat, adipose, buttery, greasy, oily, sebaceous, oleaginous, suety, superfatted usage: containing or composed of fat; "fatty food"; "fat tissue" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of fatty (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