Breadcrumb Home > Thesaurus > F Synonyms of floss Find synonyms for: Noun 1. floss, thread, yarn usage: a soft loosely twisted thread used in embroidery 2. dental floss, floss, thread, yarn usage: a soft thread for cleaning the spaces between the teeth Verb 1. floss, cleanse, clean usage: use dental floss to clean; "floss your teeth after every meal" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of floss (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. The Book of 1 Corinthians: Summary Current Events This Week: June 2023 Languages Spoken in Each Country of the World Aesop's Fables: Aesop's Fables Milestones in Environmental Protection The 12 Labors of Hercules (In Order) ✖ Related Content Daily Word Quiz: pusillanimous Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language