Breadcrumb Home > Thesaurus > W Synonyms of wetback Find synonyms for: Noun1. greaser, wetback, taco, Mexicanusage: (ethnic slur) offensive term for a person of Mexican descentWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of wetback (Dictionary) ✖ Related Content Daily Word Quiz: taradiddle Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language