鞍くら尻じり

noun

rear part of a saddle; cantle

Technical term for the raised back part of a saddle. Not an everyday word; mainly encountered in equestrian or historical contexts.

• 鞍くら尻じりが高たかすぎると、乗のり手てが落おちやすくなる。

  If the cantle is too high, the rider can easily fall off.