/ Dictionary / Index T Tumaco: Meaning and Definition of Find definitions for: Tu•ma•co Pronunciation: (t-mä'kô), [key] — n. a seaport in SW Colombia. 80,279. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tum Tumbes Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language