buttfungus 

A slang term for "Chronic Anal Candidiasis", or in infection caused by a fungi growth on the anal pore. Not unlike a yeast infection, the symptoms include severe itching/burning and a smelly fuckin' white discharge.

"Dude, I can smell your buttfungus...you should have that looked at."

buttfungus by Colonel Turdburglar August 14, 2005

Buttfungus 

The redness of the arse.

OMG you are as red as the irritating skin from the babies diaper that caused buttfungus!

Buttfungus by Optical Illusion January 26, 2011

Terminal Buttfungus 

Terminal Buttfungus is a dreadful, vicious fungal disease that affects 2 out of 3 women who are not buttfucked at least once a week.

You have to assfuck your woman, or she stands a 66% chance of catching terminal buttfungus and will die as slime molds devour her asshole.

Terminal Buttfungus by Jacques Asse July 29, 2009

butt fungus 

A fool, idiot, moron, retard.

You left the food in the oven, you butt fungus.

butt fungus by Joel Joseph April 25, 2006

butt fungus 

musrooms or moss that growing in or around the rim of your asshole.

Paul Durso has gnarly butt fungus.

butt fungus by johann smelts January 26, 2009

buttlingus

Oral stimulation of the anus.

As cunninglingus is to the vagina, buttlingus is to the anus.

buttlingus by Brien May 23, 2006

butt fungus 

A disease of the ass

Brandon has butt fungus and he can't get any dates!!!!

butt fungus by brandon dinglehoff November 18, 2005