/ Dictionary / Index T Tacoma: Meaning and Definition of Find definitions for: Ta•co•ma Pronunciation: (tu-kō'mu), [key] — n. a seaport in W Washington, on Puget Sound. 158,501. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: tacoma (Thesaurus) taco taconite Related Content Daily Word Quiz: dentifrice Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language