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Someone who is incredibly bad. And cool.
Rachel is a bad ass.

Ryan is not.
by this.is.NOT.rachel November 07, 2010
3 16
1. Someone who enjoys living life on the edge; they like being pushed and like pushing others to enjoy life; someone you would never expect to have their name on Urban Dictionary but underneath it all you know they live in a level others only dream of.

2. Those who keep it real.

3. Those who both 1 and 2 apply to.
Cyrus is such a badass. Do not mess with him.

Edwin and Amyn are fucking hardcore, but not badasses.
by Edwin Ak October 13, 2005
14 27
To anally fuck your grandmother in her saggy ass without wearing a condom. Thus doing a bad, bad, deed to a bad, bad, ass.
I had a real badass time at our family reunion last weekend when me and grandma decided to "experiment"
by TheMcRonDon April 08, 2011
1 15
a bunch of kids who hang out in drama class not listening to anything anyone says, they often back talk Mrs. McCrackin. People in this clique consist of Erica Jessica Katie Saad and sometimes Ashley. They even get separated. ALOT! sometimes they snort pills for fun. subjects they often talk about: pedro drugs gorillas hoes candy skating movies ect.
Teacher 1: Thoes bad asses are really crossing the line
teacher 2: we ought to kick the out
by yoooo mammmma January 27, 2009
1 15
Naughty Donkey.

See "worse"
adj. Comparative of bad, ill.
More inferior, as in quality, condition, or effect.
More severe or unfavorable.
Being further from a standard; less desirable or satisfactory.
Being in poorer health; more ill.

n. pl. ass·es
Any of several hoofed mammals of the genus Equus, resembling and closely related to the horses but having a smaller build and longer ears, and including the domesticated donkey.
A vain, self-important, silly, or aggressively stupid person.
"Naughty Donkey! You just ran over little timmy and kicked the widow Wimple in the groin! Bad Ass!
by Fixed January 26, 2005
15 30
(n)When someone has sex and it turns out horrible.
Bro 1: Damn, I was so excited to bang this girl, turns out she gave me some bad ass!

Bro 2: Yeah don't worry I remember getting some bad ass from a hooker.
by TheRealHaka June 03, 2009
6 22
Causing hell 24-7
I'm a certified bad-ass, just ask my boss.
by Saints September 22, 2003
20 36