Main Entry: con·cu·bine

Pronunciation: \ˈkäŋ-kyu̇-ˌbīn, ˈkän-, -kyü-\

Function: noun

Etymology: Middle English, from Anglo-French, from Latin concubina, from com- + cubare to lie

Date: 14th century

: a woman with whom a man cohabits without being married: as a : one having a recognized social status in a household below that of a wife b : mistress 4a