stomp
To agressively, or ignorantly attempt to press the push-to-talk button in a voice chat when someone else is speaking or has just begun speaking.
People keep steppin' on me.  Any one of you's stomp on me one more time, and I'm ganna pwn u all str8 up aiight?  I'll lock this shit down and no one will even be able to breathe up in this mother fucker.