crupper

名词 crupper:

1. a strap from the back of a saddle passing under the horse's tail; prevents saddle from slipping forward

crup.per

n.（名词）
A leather strap looped under a horse`s tail and attached to a harness or saddle to keep it from slipping forward.
牵鞍兜带：穿过马尾下面的一皮革圈套，用来扣紧马具或马鞍以防止它向前滑动
The rump of a horse; the croup.
马臀；四脚动物的臀部

来源：
Middle English crouper
中古英语 crouper
from Old French cropiere
源自 古法语 cropiere
from croupe [rump] * see croup 2
源自 croupe [臀部] *参见 croup2