(v.) Something is either a). very good, or b). very bad. Depending on your sexual orientation, I suppose, although straight people can use it either way. Heavily dependent on context.
"We have a physics test today."
"Dude, that stuffs the butt."

"Have you seen the Linux XGL demo on Google Video?"
"Yeah - that video really stuffs the butt!"

"Landon, you really know how to stuff the butt."
by cybertaur1 March 21, 2006
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Seth: Colby, your mohawk looks very nice.
Colby: I know, it stuffs the butt right?
by Landon Lichtman March 21, 2006
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Any sexual act involving da butt
Mark asked me if I wanted to do some butt stuff, so I let him stick his fingers (and his penis) up my butt. It felt really good.
by Kremerica December 4, 2011
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A more SFW meaning for “Anal sex
“Hey Gehab, I heard you like the butt stuff”
“Yeah dude, keeping it SFW
by TJ Buttocks Poe June 17, 2018
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A man has butt sex with a female or gives the booty more attention during sex
So you down to do butt stuff??
She love me doin butt stuff!
Butt stuff is for those kinky ass mofo's(
by 1hottmomma May 14, 2019
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