/ Thesaurus / F Synonyms of flue stop Find synonyms for: Noun1. flue stop, organ stopusage: an organ stop with the tone of a flue pipeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: penurious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language