Cinnamon Bun 

After recieving a Blumpkin, scoop out some crap from the toilet into a bowl, then drop your load on top of it. You now have a nice warm cinnamon bun to enjoy, complete with frosting.

My girlfriend gave me a blumpkin so I made a cinnamon bun and she ate it.

Cinnamon Bun by Ghost 24 May 18, 2011

Flat Bun 

A bun that is flat.

Wow, look at that flat bun.

Flat Bun by Thomas3c May 24, 2009

Bun 

Somebody who can't keep their legs shut

You know that Gemma, she's a right bun. She's had 68473849752 lads in the last 3 days...

Bun by kike_love April 9, 2006

irish sticky bun

The aftereffects of having anal sex (cum is sticky)

Hows your irish sticky bun honey?

irish sticky bun by LoganTP April 27, 2006

bun 

the same as a piece of poo, a terd, the result of a bowel movement. Often said by people who are too lazy to say that they need to take a crap. It is often said that one must "pinch a bun" when they must take a crap.

"Ah man I've gotta go pinch a bun!"
"Spray some air freshener after man."

bun by Jennish April 19, 2006

TYser Bun 

A homosexual act where one male sticking and sliding his penis between another man's butt cheeks. The act is self-named after the inventor.

Guy #1: "Dude, I heard that Jimmy gave John a TYser Bun"
Guy #2: "No way man, that's not true, that's disgusting"

TYser Bun by super_roxxor December 14, 2008

Bun It 

To let someone Fuck

"Hey ask her if she gonna let me Bun it"

Bun It by Jerseyslangg March 8, 2013