/ Dictionary / Index C concubinage: Meaning and Definition of Find definitions for: con•cu•bi•nage Pronunciation: (kon-ky'bu-nij, kong-), [key] — n. cohabitation of a man and woman without legal or formal marriage. the state or practice of being a concubine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: concubinage (Thesaurus) concretize concubinary Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language