BAT

Definitions

1. 1. A large stick; a club; specifically, a piece of wood with one end thicker or broader than the other, used in playing baseball, cricket, etc.
2. 2. Shale or bituminous shale. Kirwan.
3. 3. A sheet of cotton used for filling quilts or comfortables; batting.
4. 4. A part of a brick with one whole end. Bat bolt (Machinery), a bolt barbed or jagged at its butt or tang to make it hold the more firmly. Knight.