What is "blakroc"

Blakroc (stylized as BlakRoc) is a studio album by American blues rock band The Black Keys, in collaboration with Damon Dash, co-founder and former co-owner of Roc-A-Fella Records, who oversaw the project. The album features guest appearances from several hip hop and R&B acts, namely Mos Def, Nicole Wray, Pharoahe Monch, Ludacris, Billy Danze of M.O.P., Q-Tip of A Tribe Called Quest, Jim Jones and NOE of ByrdGang, as well as Raekwon, RZA and the late Ol' Dirty Bastard of Wu-Tang Clan.