Originating in the East Coast (esp. Baltimore, NY, PN, ect) -

A Bust Down is a small part of a cigarette (usually less than one half) that one gives away.
"Let me get bust down's.. I ran out of cigs earlier today"

"Bust me down"

"You gave that guy a bust down? He stays bumming cigarettes.."
by Issue February 23, 2012
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The nature of sharing with someone else typically applied to sharing food.
"Is that Chips? Yo Bust Down!"
by parkorridejimin November 28, 2018
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Bust down as in a female or male to twerk
From song bust down thotiana “ I wanna see you bust down thotiana pick it up now brake that shii down”
by Jlinton328 December 17, 2018
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to give someone the end of your cigarette
Tommy='hey Taren, can i have your bust down'
Taren='sure thing sweetie pie, let me just have one more pull'
by Tommy Smokes January 6, 2006
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a cigarette with a couple pulls left. (usually a newport since black people love asking for bust downs and hate buying packs)
"nigga lemme get a bust down"
"nah son dis mah last newport"
by disboycrazy January 5, 2011
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a female that performs a form of free female prostitution;
I hit up that bust down last night
by NutzSlapnYaChin October 6, 2010
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There are a lot of definitions of bust down but mines is when the food be soo good it make you want to slap yo mama
Mama those ribs was a MF bust down
by Mother of Bust Downs April 1, 2019
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