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2.
1. Noun. A region in northwest Atlanta, Located west of Georgia Tech and roughly 10 blocks to a side, bordered by Bankhead Highway, North Avenue, Ashby Street, and Simpson. Known for high crime and drug activity, especially "boy", a.k.a. heroin. Xref: bankhead nigga
"I thug, I tuff, I get paid from the block to the bluff."
by James P Brawley March 20, 2005
 
1.
NOUN
1. A specific area located in Northwest Atlanta west of Georgia Tech and the Georgia Dome, roughly ten blocks square to a side with Northwest Highway, Bankhead Highway, Ashby Street, and Simpson Road as its traditional borders. Known for its high crime rate and illegal drug activity, especially Boy, or heroin.

Xrefs: the phrases Bankhead Nigga, Boy, and Georgia Dome all originated in the Bluff.

2. More recently, a generic term for any urban high intensity drug trafficking area in the Dirty South.
"I thug, I tuff, I get paid from the block to the Bluff." (From the Rap Song "Too Addicted")
by James P Brawley March 20, 2005