/ Dictionary / Index C Colombo: Meaning and Definition of Find definitions for: Co•lom•bo Pronunciation: (ku-lum'bō), [key] — n. a seaport in and the capital of Sri Lanka, on the W coast. 562,160. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: colombo (Thesaurus) Colombian gold colon Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language