A phrase which seems to be able to justify any means people may use to fuck you over.
"What the fuck! You fucked my girlfriend, killed my dog, stole my life's savings and burned down my house! I thought you were my friend!"

"Hey, life ain't fair, man."
by FinnishPunk May 23, 2004
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Another way to say that something doesn't fit a person, doesn't suit them, or isn't met for them. Commonly pronounced as "ain't 'bout dat life."
Sarah is so hot for Dave that she is acting like she's easy to get his attention, but she ain't about that life.
That geek Bill Nye watched way too much Breaking Bad and now he's trying to find a partner to cook meth with. We all know he ain't 'bout dat life.
She was talking shit about my best friend, so i punched her in the face instead of talking shit. I ain't fake, I ain't 'bout dat life.
by Purplexy October 18, 2013
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Not living up to someone else's life style standards. Uncool or acting like someone you are not. Doing something you do not do on an everyday basis.
" She had a pair of black heels, red paint and high-gloss varnish in her shopping bag, she ain't bout that life. "
by Bgame March 19, 2013
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You can't handle that lifestyle or don't fit into that lifestyle or with a group of people.
Tom:I'm going to the club all 6 nights this week and gettin crunk.
Craig:Man, you ain't about that life.
Me:Yeah, he's also not about that common sense either. Tom, do me a favor and do not go to any night clubs because you have no street smarts.
by LexO October 21, 2013
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When someone, usually trying to be gangster, is stressing how he does not like how something is run or what they didn't do in a situation.
Man, and then I ate chocolate cake. They didn't have vanilla but that's okay cuz I ain't about that life.
by InnerSol October 14, 2013
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When other people see a gangster thug and proclaim that they themselves are not about the life of dope dealing and crime.
Gangster walks past checkout counter*
Clerk:"Whoa! I ain't about that life."
cactass
by Sotamaster October 17, 2013
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The definition of you ain't about that life means that your not about to do something. You claim that you are but you don't, your to afraid and chicken out.
So your really gonna rob the bank? Nahh you ain't about that life, dog.
by wendy cherubin February 23, 2012
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