1. (v. t.) To tread under foot; to tread down; to prostrate by treading; as, to trample grass or flowers.

2. (v. t.) Fig.: To treat with contempt and insult.

3. (v. i.) To tread with force and rapidity; to stamp.

4. (v. i.) To tread in contempt; -- with on or upon.

5. (n.) The act of treading under foot; also, the sound produced by trampling.