nipper

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A tool, such as pliers or pincers, used for squeezing or nipping.
• noun A pincerlike part, such as the large claw of a crustacean.
• noun Chiefly British A small boy.

from The Century Dictionary.

• Nautical, to fasten two parts of (a rope) together, in order to prevent it from rendering; also, to fasten nippers to.
• noun A dram; nip.
• noun A local name in Australia of species of Alphæus, a genus of prawns.
• noun One who nips.
• noun A satirist.
• noun A thief; a pickpocket; a cutpurse.
• noun A boy who waits on a gang of navvies, to fetch them water, carry their tools to the smithy, etc.; also, a boy who goes about with and assists a costermonger.
• noun One of various tools or implements like pincers or tongs: generally in the plural. , , , ,
• noun An incisor tooth; especially, one of the incisors or fore teeth of a horse.
• noun One of the great claws or chelæ of a crustacean, as a crab or lobster.
• noun Nautical, a short piece of rope or selvage used to bind the cable to the messenger in heaving up an anchor.
• noun A hammock with so little bedding as to be unfit for stowing in the nettings.
• noun The cunner, Ctenolabrus adspersus: so called from the way in which it nips or nibbles the hook. Also nibbler. See cut under cunner.
• noun The young bluefish, Pomatomus saltatrix; so called by fishermen because it bites or nips pieces out of the menhaden, in the schools of which it is often found.

from the GNU version of the Collaborative International Dictionary of English.

• noun One who, or that which, nips.
• noun A fore tooth of a horse. The nippers are four in number.
• noun obsolete A satirist.
• noun Old Cant A pickpocket; a young or petty thief.
• noun The cunner.
• noun A European crab (Polybius Henslowii).

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun One who, or that which, nips.
• noun usually plural Any of various devices (as pincers) for nipping.
• noun slang A child.
• noun Australia A child aged from 5 to 13 in the Australian surf life-saving clubs.
• noun Canada, slang, Newfoundland A mosquito.
• noun One of four foreteeth in a horse.
• noun obsolete A satirist.
• noun obsolete, slang A pickpocket; a young or petty thief.
• noun A fish, the cunner.
• noun A European crab (Polybius henslowii).
• noun The claws of a crab or lobster.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a young person of either sex
• noun a grasping structure on the limb of a crustacean or other arthropods