the room in which you beat your meat....jerk jill...pullin pud..making a hand party...take your pick
by goggles72 November 24, 2009
Get the masterbatorioum mug.when someone type it on your fucking computer and gets you moved to a different seat.......FUCK!!!!!! robby why are you soooooo damn funny
by Dan stizzle September 18, 2003
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A person who produces a podcast solely to go back and listen to their voice after every episode while vigorously masturbating. A casterbater also always has an agenda, beyond a full release while listening to the playback
Zaide is a casterbater
by Paper Clip Ft. Waffles September 5, 2023
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