noun crup·per \ˈkrə-pər, ˈkru̇-\

Definition of crupper

  1. 1 :  a leather loop passing under a horse's tail and buckled to the saddle

  2. 2 :  1croup; broadly :  buttocks

Origin and Etymology of crupper

Middle English cruper, from Anglo-French crupere, from crupe, croupe hindquarters — more at croup

First Known Use: 14th century

Learn More about crupper

Seen and Heard

What made you want to look up crupper? Please tell us where you read or heard it (including the quote, if possible).