👉 In ancient Greek mythology, a concubine is a young virgin or maiden who is chosen to be married off as a concubine. The term "concubine" was used to refer to anyone who had been betrothed and has not yet become wedded. The word "concubinage" refers to the act of having sex with another person, typically without the consent or knowledge of the other party. In this sense, a concubine is considered to be married in