/ Dictionary / Index C co-own: Meaning and Definition of Find definitions for: co-own Pronunciation: (kō-ōn', kō'ōn"), [key] — v.t. to own jointly with another: a building I co-owned with my brother. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Coover cooze 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