bust out

verb

busted out also bust out; busting out; busts out

informal

1

: to begin (doing something) suddenly

She just busted out laughing.

2

bust out (something) or bust (something) out : to take (something) from the place where it is stored so that it can be used : to break out

He busted out the champagne.

3

: to escape from a prison, jail, etc.

Two prisoners busted out of jail.