What does the word bat mean?

Usage examples for bat

  1. Pre- evolutionary sociology, which sometimes taught that man originally led an existence in which his hand was against every other man, and who, therefore, fought the battle of life strictly off his own bat, may have favoured that assumption. – A Grammar of Freethought by Chapman Cohen
  2. You look fierce enough to bayonet fifty Boches off your own bat! – The Brightener by C. N. Williamson A. M. Williamson