/ Thesaurus / D Synonyms of dry wash Find synonyms for: Noun1. wash, dry wash, streambed, creek bedusage: the dry bed of an intermittent stream (as at the bottom of a canyon)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: heifer Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language