What is Bust It?
1.
A term used in Hardcore.
When the song is about to go into a breakdown or enter a faster part, the singer yells BUST IT! (or bust, kick it, break, rip it, etc)
can also be used when talking about dancing to a hardcore band.
"BUST IT!"
"Man when Righteous Jams play I'm gonna bust it."
2.
A phrase used in response to someone suggesting that you do something.
Dave: "Should I down this bottle of vodka, hold the last swallow in my mouth, smoke a cigarette through my nose, then jump in the pool and swim across underwater?"
John: "Bust it."
OR
Andy: "I know I've had a lot to drink, but that chick with the enormous
fupa looks pretty hot, I think I'd enjoy licking herundercarriage ."
John: "Bust it."
OR
John, holding up a full glass of beer: "Bust it?"
Kelly: "BUST IT."
See