blaccent
n.— «Janeane Garofalo, after ranting about folks like Justin Timberlake and Christina Aguilera copying the “blaccent,” “I mean, did you guys come up the hard way through the Mickey Mouse club?”» —“List for September 3-6 / 02” Usenet: alt.fan.conan-obrien Sept. 7, 2002. (source: Double-Tongued Dictionary)