Buttnutter 

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

Buttnutter by Wenger January 12, 2018

Buttlitter

Any form of defecation that occurs outside of an approved excrement release site such as a toilet.

After the long trip back home, I couldn't make it to a bathroom, so I had to make a stop to drop some buttlitter in the woods.

Buttlitter by Mary Bagpipes February 15, 2017

buttnutterdo 

The residual matter that expels from ones rectum after being sodimized with a buttered penis.

Rob: Hey Nate, what is dripping out of my ass?
Nate: Thats my buttnutterdo, bro! Goes great on toast.

buttnutterdo by Greekosyk March 19, 2019

Butt-Nutter 

Something quite humorous and amusing.

"Man, these letters to Santa are real butt-nutters!" --Philip J. Fry, protagonist of Futurama.

Butt-Nutter by PacificJohnny May 9, 2005

buttbuster 

large dick, usually on a gay guy who is top (like to fuck another guy)

my ass is so sore right now, this guy have a real buttbuster in his pants

buttbuster by stephane June 21, 2007

buttnutt

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!"

buttnutt by DIRTYROTTENSTEVE May 7, 2005

Fluff my Butternutters 

When you want to curse but you are around children and you want to curse.

Linda screamed "FLUFF MY BUTTERNUTTERS!" In the daycare when she stubbed her toe on the table.

Fluff my Butternutters by Muffin6611 September 11, 2016