rawhide

plural rawhides

1. countableuncountableUntanned hide.

   This throw was fair; the white cow came to earth again; and before it could rise Santa had made the lasso fast around a post of the corral with a swift and simple knot, and had leaped upon the cow again with the rawhide hobbles.

   1907, O. Henry, Hearts and Crosses

2. countableA whip made from twisted untanned leather.

present singular third person rawhides · participle present rawhiding · participle past rawhided · past rawhided

1. transitiveTo clear (a pump) of sediment by starting and stopping it repeatedly.
2. transitiveTo beat with a rawhide whip.