To bust a jack, aka to smoke a cigarette.
Bust is just another word for "hit" as in "lets hit a jack", again meaning smoke a cigarette.

We busted jacks, past tense
We just standing around busting jacks, prestent progressive
A word from the DC/ Moco area. Most other places people wont know what your talking about.

Guy 1: You wana go bust a jack?
Guy 2: ya lets go.

Pothead 1: Lets blaze
Pothead 2: Arnt your parents home right now?
Pothead 3: As long as everyone is busting jacks they wont be able to tell, it should cover up the weed smell.
Pothead 4: Strate...

Idiot 1: Yeah I fuckin just pulled out my newports and busted a jack in the middle of class!
Idiot 2: Whaaat?? thats tight man
Idiot 1: Yeah but now I have to go to Whitman cuz I got expelled from BCC for it
by SmokITup October 11, 2005
Get the bust mug.
Technical term for the chest region (including the front, sides, and back).
"Damn her tits are HUGE! What's her bust measurement? ^.^ "
by Dave April 1, 2004
Get the bust mug.
What happens to you in the past tense once you've sold one too many caps to an undercover narc.
by Snapdragon August 8, 2003
Get the bust mug.
Dude, lets bust over to KFC for some chicken.
by Zach January 28, 2005
Get the bust mug.
to do or perform an action greatly.
From all my friends I could bust the best tricks on the skateboard
by SOL-EKS September 10, 2003
Get the bust mug.
(v)
to remove one's shirt when lifting in the fre weight room
dude, you got chest today?...you gonna bust?
by Mojo February 15, 2005
Get the bust mug.
to make a mistake, used as an exclamation
mah bust, mah busticle, thats your bust,mah busty buster
by Dr. Robert Ferguson May 31, 2005
Get the bust mug.