The Collaborative International Dictionary of English v.0.48:

Crunch \Crunch\ (kr[u^]nch), v. i. [imp. & p. p. Crunched
   (kr[u^]ncht); p. pr. & vb. n. Crunching.] [Prob. of
   imitative origin; or cf. D. schransen to eat heartily, or E.
   scrunch.]
   1. To chew with force and noise; to craunch.
      [1913 Webster]

            And their white tusks crunched o'er the whiter
            skull.                                --Byron.
      [1913 Webster]

   2. To grind or press with violence and noise.
      [1913 Webster]

            The ship crunched through the ice.    --Kane.
      [1913 Webster]

   3. To emit a grinding or craunching noise.
      [1913 Webster]

            The crunching and ratting of the loose stones. --H.
                                                  James.
      [1913 Webster]

Moby Thesaurus II by Grady Ward, 1.0:

22 Moby Thesaurus words for "crunched":
   anamorphous, askew, asymmetric, bent, bowed, cockeyed, contorted,
   crazy, crooked, crumpled, deviative, distorted, irregular,
   labyrinthine, lopsided, nonsymmetric, one-sided, sprung, tortuous,
   twisted, unsymmetric, warped