O.G. イディオム
double O.G.
2nd generation gang banger
O.G.
1. original gangster, which you become when you 'advertise' a gang. People should talk about you and link your name with the things you done in the past. This includes killings, driveby shootings, spending time in jail, and living up to your name
2. true; original
3. someone who is true to the game, who never sold out