/ Dictionary / Index C colonist: Meaning and Definition of Find definitions for: col•o•nist Pronunciation: (kol'u-nist), [key] — n. an inhabitant of a colony. a member of a colonizing expedition. (often cap.) an inhabitant of the 13 British colonies that became the United States of America. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: colonist (Thesaurus) colonic colonize Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language