Black Belt
n.— «E-40, who gets things popping every weekend at San Jose’s Ambassador Lounge, notes that what we witnessed was a major catastrophe in a region so heavily African-American that it is sometimes called the Black Belt.» —“Rappers lend their support to hurricane survivors” by Davey D Mercury News (San Jose, California) Sept. 23, 2005. (source: Double-Tongued Dictionary)