A strap buckled to the back of a saddle and looped under the horse's tail to prevent the saddle or harness from slipping forward.
- ‘Attached to the back edge of the aparejo's two sacks was a crupper, a broad leather strap, that ran around the animal's hindquarters and under its tail.’
- ‘Donkeys and mules don't have the big shoulders horses have, so their saddles have a special tail piece called a crupper to prevent saddle and rider from sliding forward onto the animal's neck.’
- ‘‘Remember not to touch the horse's crupper and stand behind them,’ the coach warned us again and again.’
Middle English: from Old French cropiere, related to croupe (see croup). Compare with croupier.
We take a look at several popular, though confusing, punctuation marks.