The Collaborative International Dictionary of English v.0.48:

Nick \Nick\, v. t. [imp. & p. p. Nicked (n[i^]kt); p. pr. &
   vb. n. Nicking.]
   1. To make a nick or nicks in; to notch; to keep count of or
      upon by nicks; as, to nick a stick, tally, etc.
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   2. To mar; to deface; to make ragged, as by cutting nicks or
      notches in; to create a nick[2] in, deliberately or
      accidentally; as, to nick the rim of a teacup.
      [1913 Webster +PJC]

            And thence proceed to nicking sashes. --Prior.
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            The itch of his affection should not then
            Have nicked his captainship.          --Shak.
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   3. To suit or fit into, as by a correspondence of nicks; to
      tally with.
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            Words nicking and resembling one another are
            applicable to different significations. --Camden.
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   4. To hit at, or in, the nick; to touch rightly; to strike at
      the precise point or time.
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            The just season of doing things must be nicked, and
            all accidents improved.               --L'Estrange.
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   5. To make a cross cut or cuts on the under side of (the tail
      of a horse, in order to make him carry it higher).
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The Collaborative International Dictionary of English v.0.48:

Nicking \Nick"ing\, n. [From Nick, v. t.] (Coal Mining)
   (a) The cutting made by the hewer at the side of the face.
   (b) pl. Small coal produced in making the nicking.
       [1913 Webster]