To play all of your chips in a game of poker.
Player1: I'm all in.
Player2: I fold.
Me: I call ya.
Player1: Full House ;)
Me: Four of a kind.
Player1: ... Which one's better?
Player2: I'm pretty sure Mike's hand beats...
Player1: Who the fuck's talking to you, old man?
Me: Well, it's been a pleasure, Player1.
Player1: No, wait, I still have 5 bucks left... c'mon, let's play... c'mon, man! Don't go... don't... Yo... Player2, wanna play some more?.
Player2: Screw ya.
All In is a group where you have a Dad. A dad is your biological Male figure in your life. All In consists of rich people with Dads.
Elijah, Artese and Jordan are All In, they must have dads.
Alfonso, Ben and Nick have dads, they must be ALL IN.
Xavion and Duriel dont have dads, they aren't All In.
All in all, Donald Trump needs to fix the economy and get out.
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!"
That's it.
You can't say anything else/more about it.
That's all you know.
-Monica is moving to London.
-Why?
-I don't know. That's all there is to it.
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.
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