Ten millimeters, count 'em nigga, fuck a nine

from Outkast – Crumblin' Erb Lyrics on Rap Genius

Meaning

a nine is a pistol that uses 9mm ammo, while a pistol that uses 10mm is a bigger gun making him tougher

To help improve the meaning of these lyrics, visit "Crumblin' Erb" by Outkast Lyrics and leave a comment on the lyrics box