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The act of masturbating in order to take a much needed nap.
I needed a nap so bad but couldn't fall asleep so I used some much needed napsterbation and fell asleep in 10 seconds.
by 89sky07 December 31, 2011
The activity of inducing a nap by masturbating.
"what are you going to do this afternoon?", "I'm going home, drink a beer, maybe a little Napsterbation."
by Maux Faux May 20, 2013