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.

• noun A dram; nip.
• 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.
• Nautical, to fasten two parts of (a rope) together, in order to prevent it from rendering; also, to fasten nippers to.
• noun A local name in Australia of species of Alphæus, a genus of prawns.

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