Concubinage

Origin

Borrowing from fr concubinage

Full definition of concubinage

Noun

1. The state of cohabiting or living together as man and wife while not married.
2. The state of being a concubine.
• 1902 Websters International Dictionary. "In some countries, concubinage is marriage of an inferior kind, or performed with less solemnity than a true or formal marriage; or marriage with a woman of inferior condition to whom the husband does not convey his rank or quality. Under Roman Law, it was the living together of a man and a woman in sexual relations without marriage but in conformity with local law."