1 definition by johnny mackenroe

Top Definition
one who rubs themselves in their 'special place' while sleeping. The purpetrator is usually completely unaware of his jolly good time in the morning.
rob: *rub*rub*rub* "ZzZzZzZzZz"
jack: hey everyone look, alan is sleeperbating
everyone: jeez, he's getting more action than a 2 dollar whore.
jack: yep. he's a very talented sleeperbater.
by johnny mackenroe September 15, 2005

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