/ Dictionary / Index T tampion: Meaning and Definition of Find definitions for: tam•pi•on Pronunciation: (tam'p?-un), [key] ? n. a plug or stopper placed in the muzzle of a piece of ordnance when not in use, to keep out dampness and dust. Random House Unabridged Dictionary, Copyright 1997, by Random House, Inc., on Infoplease. See also: tampion (Thesaurus) Tampico hemp tampon Related Content Daily Word Quiz: wizened Analogy of the Day: Today?s Analogy Spelling Bee: Today?s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language