When something doesn't go the way you want it to or you do something wrong, and there is nothing you can do to change it. Don't worry about it. Just put it in the past or. . ."charge it to the game".
I lost 500 hundred at the casino last night! Oh well charge it to the game.
or
I cheated on Kim last night, I didn't mean to but it just happened. Oh well she will never know, charge it to the game.
an expression used by a person when that person does not feel accountable for a certain chain of events or there is nothing one can do about a certain situation