crupper noun & verb. ['krʌpǝ] ME.
[Anglo-Norman cropere, Old French cropiere (mod. croupière), from Proto-Romance, from base of CROUP noun¹: see -ER².]
A. noun.
1. A strap buckled to the back of a saddle and looped under the horse's tail, to prevent the saddle from slipping forward. ME.

2. transf. The hindquarters of a horse. L16.
b. A person's buttocks. Chiefly joc. L16.

3. Hist. A piece of armour covering the hindquarters of a horse. M17.

4. Nautical. More fully crupper-chain. A chain to secure a jib-boom down in its saddle. M19.
b. verb trans. Equip with a crupper, put a crupper on. Chiefly as cruppered ppl adjective. L18.

[TahlilGaran] English Dictionary ▲