For teenagers nowadays slang for In my business
Why u all up in my fucking mit
Or grill
When someone says “I’m about to hit you in your mit” it means “I’m about to hit in your face”
Mit=Face
“Bro I’m really about to slug you in your mit”
Playing basketball and making a highly contested shot, one would typically brag about making it “in his mit”. Alternatively, someone might use mit to describe someone as ugly. “Her body fire but her mit not there”