dewclaw
/ˈduːˌklɔː/
noun
- A small, extra claw on the inside of some animals' legs, above the main paw, especially on dogs and cats.
- Some breeds of dogs have dewclaws on their back legs as well.
- Our puppy has a dewclaw on each front leg that doesn't touch the ground.
- The vet checked the dog's dewclaw to make sure it wasn't injured.