Jack mike

1. To take over a microphone during a rap battle. 2.To be on top of your game.

1. "He was a weak M.C.so I had to make a jack mike move."
2. Person 1 " How are you sir ?"
Person 2 " Man, I'm jack mike"

by Colin Powell, Tupac, Jay-Z, and Michael Jordan January 26, 2005