1.Adjective: Used to describe one who totally owns who he/she is, is uninhibited in who they are and doesn't let what other people think affect his/her actions/decisions.

2.Noun: A person who is the best of the best at what they do professionally and/or personally. Being a Badass goes hand-in-hand with being self confident, secure and uninhibited.
1. Person 1: Alexus is so crazy and funny. She doesn't care what anyone thinks.
Person 2: Yeah, she is totally badass.

2. Mark, our loan officer, helped us get our house refinanced after three other lenders said it was impossible. He is a total Mortgage Badass!

2b. Student 1: Mr. Hall is the best science teacher ever. Student 2: I know. I never would have passed the test without him. Student 1: He is such a science badass. Student 2: Word!
by churchskipper September 15, 2008
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1.Intelligent
2.Technically proficient
3.Driven by challenge
Performs cutting-edge heart surgery while listening to Widespread Panic
by Happily July 1, 2005
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Someone who is so cool it hurts others to even be in contact with their greatness.

Catherine Rose Dumas is so badass, it's unbelievable.
by gejki August 13, 2007
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Infinitely cool, über awesome, hardcore to the extreme.

Say what you will about Bruce Lee or Chuck Noris, Tsutomu Yamaguchi is, hands down, the most badass example of a badass ever to walk the earth: Tsutomu Yamaguchi was the only known survivor of BOTH atomic blasts. He died at age 93 on January 6, 2010.

There is NOTHING more badass than that.
"That Tsutomu Yamaguchi was one badass mofo: he lived through TWO atomic explosions! He eats atomic bombs for breakfast!"
by Platy007 January 7, 2010
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"your new hairstyle is so badass"
"Bob just beat everyone at Halo, he's such a badass!"
by sadjds April 12, 2005
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A character capable of rendering bad movies watchable and good movies unforgettable. Intelligent, aggressive, single-minded, static, often evil.
Examples: Ash in the Evil Dead movies; Bill Foster in Falling Down; Tyler Durden in Fight Club; Gunnery Sergeant Hartman in Full Metal Jacket.
by z June 20, 2004
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