Top Definition
To go to the restroom, informing everyone you intend to take a shit, and remain in the restroom for an extended period of time while actually masterbating
Scott: Where is Kevin?
Andy: Oh he is in the bathroom, has been for 20 minutes, said he was taking a shit.
Scott: Oh, he must be going to shiterbate.
by Nazgul4591 November 01, 2009
The act of shitting and Masterbating together; The Ultimate Time Saver
I only have 3 minutes, I have to shiterbate or else I wont have time.
by Shiterbater August 09, 2009
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