fetlock
/ˈfɛtlɑk/
noun
- The joint on a horse's leg between the knee and the hoof, or the tuft of hair above it.
- The horse stumbled and scraped its fetlock on the rocky trail.
- The farrier checked the horse's fetlock for swelling after the long ride.
- A thick tuft of hair grew around the pony's fetlock, keeping it warm in winter.