Blue'd up or flame
C.K./B.K. = Crip Killa/Blood Killa
Blued up or flame = Dressed in all blue or all red to suggest you’re either a Crip or a Blood, respectively.
What he’s saying in this line is that it doesn’t matter if you’re a Blood or a Crip; he’ll still rob you for what you’ve got.
To help improve the meaning of these lyrics, visit "Some L.A Niggas" by Dr. Dre (Ft. Defari, Hittman, King Tee, Knoc-turn'al, Kokane, MC Ren, Time Bomb & Xzibit) Lyrics and leave a comment on the lyrics box