buttweenis 

'weenis' is the extra skin on your elbow
'butt' is your gluteus maximus, or for you idiots it's the ass
therefore when combined it is the extra skin on someones glutues maximus.
usually used when insulting someone or just complimenting them.

"you're a fuckin buttweenis!" or "wutssup buttweenis?"

buttweenis by Paloma M. November 20, 2006

buttweevils 

The small beetles that feed on the debris lodged in a particularly unclean person’s asshole hair.

Not having seen him for over a decade, I never imagined that my ex could harbor such a horrific case of buttweevils.

buttweevils by Dr Bunnygirl May 11, 2019

buttpenis 

The unfortunate growth of a sex organ originating from inside the rectum and protruding through the anus.

Eww, dude, you have a fuckin' buttpenis. That's nasty.

buttpenis by Tommy Wommy Womsters May 15, 2003

betweenis 

The distance between two cocks during dual penetration sex. Measured in millimeters.

Hey Earl, thanks for fucking my wife with me last night.... I bet there was only 5mm Betweenis.....

betweenis by MotoRooster October 12, 2007

Buttweiser 

Nickname for that God-awful weaker than piss American Beer (Budweiser). Semi descriptive in what it does to you the next morning... Especially when consumed with nachos & salsa.

Hey Billy Bob! You bring any of that yankee Butweiser crap?

Buttweiser by Mike Mc Donald December 29, 2004

Betweenis 

The choice at the end of the night between which weenis to use for a booty call.

Chessa was torn betweenis for JG or AP.

Betweenis by Maxurethra March 25, 2010

buttweenie 

the area between your butt and your weenie

my buttweenie smells like cheese

buttweenie by taintaclaus September 25, 2009