trample

Short definition from Wiktionary

Verb

1. 1
   To crush something by walking on it.
2. 2
   To treat someone harshly.
3. 3
   To walk heavily and destructively.
4. 4
   To cause emotional injury as if by trampling.

Noun

1. 1
   A heavy stepping.
2. 2
   The sound of heavy footsteps.