Definitions by Bigg-D
NBK
NOUN:natural born killaz,da most thugged out crew established in mid feb,03 by Bigg-D ,and looked over by da most shady,murderous niggaz in da industry Bigg-D(aka Dibo),Nick.Cerverizzo,and Keith Murray! also VERB::NBKed;knocked out ,beat down ,shoot at snuffed,gansta etc.