(n) 1) a person or being that is considered to be intimidating and tough, and is generally able to take on almost most other persons or beings in a conflict, whether it be verbal or physical.
(n) 2) the name of the wallet that belongs to Juelz, played by Samuel L. Jackson, in the bad-ass movie, "Pulp Fiction"
1) Arnold Schwarzenegger is a bad-ass motherfucker. Especially in films like "Predator" and "Terminator 2".
2) I would piss my pants if Jet Li wanted to fight me; he's a bad-ass-motherfucker.
by shadow6 July 24, 2006
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Kids that don't know how to behave! Disobedient children, who don't mind anybody.
Sorry friend, but i will not babysit your Bad Ass Kids!
by Dre Parker January 11, 2016
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(n.)- A person who fears nothing, and never backs down, ever. Regardless of the situation, the only way to stop one of these people is to kill them. A bullet to the heart and another to the brain may be sufficient, but has been proven to not be enough in some cases. For reference, refer to Johan Franzen.
by NSWiZZAY April 18, 2011
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Unintentionally doing something that would normally be considered badass.
Dan left school after 5th period because he thought he was done with school, he gets off after 6th on days like today. He's an Unintentional Bad Ass.
by dfein6 January 22, 2010
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Someone who does bad things in order to be "cool", generally frowned upon as they think they are cooler than they really are.
by Chicken Sandwhich Mobile March 9, 2006
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–adjective

1.) an exemplary display of overt confidence and mettle; usually characterized by invulnerability to any form of weakness and/or disdain for authority

2.)i.e the act of being "a bad ass motherfucker"
American Soldier (talking to President*): "So yea, my unit was pinned down by heavy enemy fire. I was shot 15 times and took an RPG to the face, but I managed to drag all 20 men to safety while taking out enemy combatants with nothing but throwing knives and bubble gum."

President: "I am utterly amazed by your Bad Ass Motherfuckery! Can I polish your medals, sir?"
by NoTsoReal February 9, 2011
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