1 definition by Jackson899
OMFG is a rap collective composed of OMFG Mikey, OMFG Smoke, and OMFG Jax. The three grew up in the same area and would freestyle at their towns local rec center. The OMFG name stands for On My Fuckin Grind, symbolizing how they have to grind since they grew without much money
by Jackson899 April 15, 2019