To go hard as a motherfucker.

Literally everyone, ever. Including the writer of this definition.

First Coined in the last segment of S5E3 of Key and Peele
Used when you are going to do something really cool/be the coolest person around
For instance if you were at a party, and you're going to start dancing

The act of putting your all into something.

Just going all out, balls to the wall.

Dancing like a fucking champ.