ASS 

An Agent of Secret Stuff(ASS). The existance of ASSes was unknown until they were revealed in youtube celeberty Nigahiga's short-film - "Agents of Secret Stuff".

Guy 1: Ryan's an ASS.
Guy 2: Dude, that's mean!
Guy 1: No, I meant that he's an ASS for the government!

ASS by DrPepper47 June 18, 2011

ass 

1. Four legged mammal similar in appearance to a horse, albeit a particularly straggly, smelly horse. The donkey belongs to this particular segment of equestrians.

2. The buttocks/anus.

3. A woman/man of particular aesthetic quality.

4. A fool. In this context, usually prefixed with 'dumb'.

5. Used as a suffix for any number of adjectives, usually by children. See below for examples.

1. "I will buy this ass for seven groats, no more!"

2. "My ass is killing me. I'm never eating Chicken Phaal again."

3. "Shheeeaaat! Check out that fine piece 'o' ass! (whistle)"

4. "You dumbass! Get the cat out of there, I need to do a number two!"

5. Lame-ass, Dumb-ass, Stoopid-ass(sic), Fruity-ass, Vacuous-ass, Interminable-ass, Destabilisable-ass.

ass by Coaldrone January 24, 2004

Ass 

noun - The other vagina

Last night I nailed this chick in the ass, you know "the other vagina."

Ass by This Sucks May 31, 2005

Ass 

Justin Bieber

(Person A) Ass. (Person B) Stop naming bad singers!

Ass by theurbandictionarylover April 29, 2015

ass 

1. (n.) glutimus-maximus
2. (suff.) Used to form the comparative degree of adjectives: tight-ass; bad-ass; crazy-ass

1. Get off yo' ass and dance!
2. Them's some crazy-ass motherfuckers.

ass by k1 October 3, 2001

ass 

Having to do with, or referring to, George W. Bush

That ass decided to invade Iraq.

ass by Canadian88 August 25, 2006

Ass 

A seat permanently attached to you for life. According to the Tourette's Guy, it's embarrassing as f*ck to have one.

"It's embarrassing as f*ck to have an ass!"- Tourette's Guy

Ass by septim's heir July 30, 2010