Breadcrumb Home > Thesaurus > B Synonyms of backyard Find synonyms for: Noun1. backyard, yard, grounds, curtilageusage: the grounds in back of a houseWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of backyard (Dictionary) ✖ Related Content Daily Word Quiz: dubitable Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language