Top Definition
When all someone does is talk shit and the more they do the more toxic waste comes out.
Guy: I can't stand John Walsh. All he does is talk about fugitives being on the loose! He needs to get a life!

Girl: Quit jerking your mouth off. I can smell the shit when you open it.
by Luna Belle December 10, 2009
5 Words related to Jerking your mouth off

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