claw

(noun) sharp curved horny process on the toe of a bird or some mammals or reptiles.

(noun) a mechanical device that is curved or bent to suspend or hold or pull something. Synonyms: hook.

(noun) a grasping structure on the limb of a crustacean or other arthropods. Synonyms: chela, nipper, pincer.

(noun) a bird's foot.

(verb) move as if by clawing, seizing, or digging. Example: "They clawed their way to the top of the mountain."

(verb) clutch as if in panic. Example: "She clawed the doorknob."

(verb) scratch, scrape, pull, or dig with claws or nails.

(verb) attack as if with claws. Example: "The politician clawed his rival."