nounpl. pronghorn pronghorn or prong·horns
A ruminant mammal (Antilocapra americana) of western North American plains that resembles an antelope, has forked horns that are shed and regrown annually, and is noted for its speed. Also called pronghorn antelope.
- A North American mammal, Antilocapra americana, resembling an antelope.
Variant of pronghorn