What does "nipper" mean?

Nipper: A fore tooth of a horse. The nippers are four in number.

Additional senses

  1. 2.A satirist. [Obs.] Ascham.
  2. 3.A pickpocket; a young or petty thief. [Old Cant]
  3. 4.(Zoöl.) (a) The cunner. (b) A European crab (Polybius Henslowii).

Sources