nipper
nip·per / ˈnipər/ •
n. 1. inf. a child, esp. a small boy.2. (nippers) pliers, pincers, forceps, or a similar tool for gripping or cutting.3. an insect or other creature that nips or bites. ∎ (usu. nippers) the grasping claw of a crab or lobster.
The Oxford Pocket Dictionary of Current English