claw

noun

1.
sharp curved horny process on the toe of a bird or some mammals or reptiles
Derived from:
claw
2.
a mechanical device that is curved or bent to suspend or hold or pull something
3.
a grasping structure on the limb of a crustacean or other arthropods
Derived from:
claw
4.
a bird's foot
Derived from:
claw