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.