CONCUBINE, n. L., to lie together, to lie down.
1. A woman who cohabits with a man, without the authority of a legal marriage a woman kept for lewd purposes a kept mistress.
2. A wife of inferior condition a lawful wife, but not united to the man by the usual ceremonies, and of inferior condition. Such were Hagar and Keturah, the concubines of Abraham and such concubines were allowed by the Roman laws.
The King James Bible has stood its ground for nearly 400 years. However, during that time the English language has changed, and with it the meanings of some words it used. Here are more than 6,500 words whose definitions have changed since 1611.Wikipedia
Read More