lasher n 1: a driver who urges the animals on with lashes of a whip
Lasher \Lash"er\, n. One who whips or lashes. [1913 Webster]
Lasher \Lash"er\, n. 1. A piece of rope for binding or making fast one thing to another; -- called also {lashing}. [1913 Webster] 2. A weir in a river. [Eng.] --Halliwell. [1913 Webster]