When your jaw hurts from eating too much. Usually due to mad munchies.
Dude I got chew locked last night at the buffet hard.
When one tries to rap but no strong points can be made. Mostly just a jumbled mismatch of shitty things that happened to them making for a downright depressing song or freestyles.
As Eminem once stated
"Nobody wants to hear a white boy crying in the booth..."