The Collaborative International Dictionary of English v.0.48:

Trample \Tram"ple\, v. t. [imp. & p. p. Trampled; p. pr. & vb.
   n. Trampling.] [OE. trampelen, freq. of trampen. See
   Tramp, v. t.]
   1. To tread under foot; to tread down; to prostrate by
      treading; as, to trample grass or flowers. --Dryden.
      [1913 Webster]

            Neither cast ye your pearls before swine, lest they
            trample them under their feet.        --Matt. vii.
                                                  6.
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   2. Fig.: To treat with contempt and insult. --Cowper.
      [1913 Webster]

WordNet (r) 3.0 (2006):

trampling
    n 1: the sound of heavy treading or stomping; "he heard the
         trample of many feet" [syn: trample, trampling]