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1 definition by fems

 
1.
when one rubs peanut-butter on their ass and has someone, or something lick it, while they masturbate.

somewhat like a rimjob
"Hey, drew skipped school..i wonder what hes doing right now."
"Idk dude, probably getting a nutter-butter from his dog."
"Yikes."
by fems May 30, 2007