A mixture of Rastafarian-ism and masturbation, to "rasterbate" is the act of being stoned while masturbating.
After hitting the bong a few times, Jen and John went into the bedroom. Jeremy has no lady so he sat in the living room to rasterbate.
by couch.40 July 12, 2011
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To spend many hours working in photoshop making a picture look exactly the same as it did when you started.
"Man... My eyes are killing I've been working on that new logo all day. I need a bigger monitor"

"Yeah, they always said that too much rasterbation would make you go blind"
by CheShA March 2, 2005
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A person who spends too much time on the Internet or the computer in general.
Damnit, he's been on Newgrounds all day. He is such a rasterbator .
by j2p September 9, 2005
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To spend to much time on the Internet or the computer turning a whiter shade of pale.
Example of Rasterbate | Go outside every once in a while before your brain starts to rot from too much rasterbating.
by j2p September 9, 2005
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