Easton's Bible Dictionary: M. G. Easton, M.A., D.D.

Maachah

Oppression,

1. A small Syrian kingdom near Geshur, east of the Hauran, the district of Batanea (Josh. 13:13; 2 Sam. 10:6, 8; 1 Chr. 19:7).
2. A daughter of Talmai, king of the old native population of Geshur. She became one of David's wives, and was the mother of Absalom (2 Sam. 3:3).
3. The father of Hanan, who was one of David's body-guard (1 Chr. 11:43).
4. The daughter of Abishalom (called Absalom, 2 Chr. 11:20-22), the third wife of Rehoboam, and mother of Abijam (1 Ki. 15:2). She is called "Michaiah the daughter of Uriel," who was the husband of Absalom's daughter Tamar (2 Chr. 13:2). Her son Abijah or Abijam was heir to the throne.
5. The father of Achish, the king of Gath (1 Ki. 2:39), called also Maoch (1 Sam. 27:2).