/ Thesaurus / S Synonyms of splash guard Find synonyms for: Noun1. mudguard, splash guard, splash-guard, fender, wingusage: a curved piece above the wheel of a bicycle or motorcycle to protect the rider from water or mud thrown up by the wheelsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language