"Trying to run up out the door, I'm at the door like "Hey, what's up, nigga"?
"You out of luck nigga, choppa in my trunk nigga
from Joey BADA$$ – UpDate Lyrics on Rap Genius
Meaning
If Joey tries to hit it quick and get out the house before he gets caught, Mr.Marcus will already be at the door waiting for him.
Choppa Is A Slang Term For The “AK-47” Assualt Rifle

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