Definitions

1. adjective

having or characterized by a large or prominent rump or buttocks; having a robust or sturdy appearance, especially in the hindquarters of an animal

“The haunchy draft horse drew a lot of attention at the livestock show.”

2. noun

the hindquarters of an animal, especially a horse or ox, including the loins and the muscles attached to the hip bone

“The butcher carefully separated the haunchy from the rest of the carcass.”