känˈkyübənij, kən- noun
( -s )
Etymology: Middle English, from concubine + -age
1.
a. : cohabitation of persons not legally married ; especially : a continued association between a man and a woman for such purpose, being under certain primitive systems a socially acceptable relation the offspring of which are neither bastards nor heirs of the male partner
b. Roman law : the permanent cohabitation of a man and woman that was not recognized in addition to a formal marriage and that was commonly considered an inferior form of marriage the offspring of which were entitled to support but did not come under the potestas of the father but might under the laws of Justinian be legitimated by a subsequent formal marriage
2. : the state of being or having a concubine
3. : a state of mental subserviency or bondage