da shiznit - So cool it makes your face feel like it's on fire. Like when

So cool it makes your face feel like it's on fire. Like when you walk into a room and all the lights go out just to stare at you.

My cousin is da shiznit. He can dance in a hurricane and still look cool.

My dog is da shiznit. He barks at the mailman like he's gonna die.

My teacher is da shiznit. She can make algebra fun.