The act of talking to someone via phone, internet, or from the other room, while pleasuring your self.
Steve(on phone): hey dude whats up
Chad: not much dude how bout you
Steve: my girlfriend's flippin out cause....
Chad:(backround:YEAH MHHHM I LIKE THAT, FUCK YEAH)go on
Steve: dude is that porno? ARE YOU JERKING OFF! DUDE THATS GROSS.
Chad: O come on theres nothing wrong with chatsterbation, now whats your problem.....