| Bellows (n. sing. & pl.) An instrument, utensil, or machine, which, by alternate expansion and contraction, or by rise and fall of the top, draws in air through a valve and expels it through a tube for various purposes, as blowing fires, ventilating mines, or filling the pipes of an organ with wind. Thesaurus Entries Captain Bobadil, Gascon, Texan, aerator, air conditioner, air cooler, air filter, air passage, bellows, big mouth, blowgun, blowhard, blowpipe, blowtube, blusterer, boaster, brag, braggadocio, braggart, cooling system, electric fan, exhaust fan, fan, fanfaron, flabellum, gasbag, gasconader, hector, hot-air artist, miles gloriosus, punkah, rodomontade, thermantidote, ventilator, windbag, windcatcher, windjammer, windsail, windscoop, windy |