To move one way and the other with quick turns; to shake to and fro; to move vibratingly; to cause to vibrate, as a part of the body; as, to wag the head.
Wag is a highland district in the Amhara Region of Ethiopia, in the approximate location of the modern Wag Hemra Zone. The district seat is the town of Sokota, which has been a major market center for centuries.