The Collaborative International Dictionary of English v.0.48:

Crosscut \Cross"cut`\ (-k[u^]t`), v. t.
   To cut across or through; to intersect.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Crosscut \Cross"cut`\, n.
   1. A short cut across; a path shorter than by the high road.
      [1913 Webster]

   2. (Mining) A level driven across the course of a vein, or
      across the main workings, as from one gangway to another.
      [1913 Webster]

   Crosscut saw.
      (a) A saw, the teeth of which are so set as to adapt it
          for sawing wood crosswise of the grain rather than
          lengthwise.
      (b) A saw managed by two men, one at each end, for cutting
          large logs crosswise.
          [1913 Webster]

WordNet (r) 3.0 (2006):

crosscut
    n 1: a diagonal path
    2: a route shorter than the usual one [syn: shortcut,
       cutoff, crosscut]
    v 1: cut using a diagonal line [syn: crosscut, cut across]