Someone who thinks they are the best lookin thang and can wear anything and still look hot...usually a ho. They believe can get anything and anyone they want, usually a man.
"he might think he all that, but he not!"

"Zaheen got a complete makeover cuz her friend Kevin let her know bout reality that she ain't all that even though she think otherwise"

"I'm all that and a bag of chips, plus dip...and fuckin' coke"

"ya'll must think I'm all that cuz you sayin' it you see what I'm sayin'?"

"I may be fat, but honey I'm all that"
by Kevin F April 28, 2005
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What a lot of those rich chicks who are popular and pretty think they are, but in reality, they suck and are vain.
Why would you want to think you're better when you have money and popularity? What's on the inside is what is more important!
by lunar shadows January 29, 2005
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When a group of friends are taking tequila shots, someone named Abdul yells, "All of it! All of it!" Funny thing is he's the only one not taking shots on his birthday.
Thomas: "Alright guys, cheers!"

*Everyone takes a shot of tequila except Abdul*

Abdul: "All of it! All of it!"
by tac1991 July 19, 2011
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To be totally committed to something.

Possibly originating with gambling games such as Texas Hold 'em style poker, where the maximum 'raise' is to bet your full stack of chips.
If we're gonna do it, let's do it. I'm all in.
by Honor June 24, 2004
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When you place all your eggs in one basket.
Jim: Yo John, how much money are you going to put in that stock
John: Hey buddy, I'm going all in by selling my wife, house, car and kids
Jim: Cool
by John Kennington February 8, 2021
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