Noun. Similair to cumberbuns freakshow ballgazer

Derived from Jerky boys charachter and adopted by many hardcore fans.
"Hello?, hello? Hey, how's it going buttnutt?"

"You look like a freakin' buttnutt riding your bike in those yellow spandex biker shorts!"
by DIRTYROTTENSTEVE May 07, 2005
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1. When u jizz in a girls cornhole
or when gay guys have fun
2. a person that desreves to be named after that
tyler safford is a buttnutt
by kelley olson December 09, 2003
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When you put it in her but and don’t pull out in time to buy on her back
Hey bro did you smash last night ?
Yeah bro but I had to buttnutter
Damn, bruh
by Wenger January 12, 2018
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