Easton's 1897 Bible Dictionary:

Aner
   a boy. (1.) A Canaanitish chief who joined his forces with those
   of Abraham in pursuit of Chedorlaomer (Gen. 14:13,24).

     (2.) A city of Manasseh given to the Levites of Kohath's
   family (1 Chr. 6:70).


Hitchcock's Bible Names Dictionary (late 1800's):

Aner, answer; song; affliction