to tell someone to leave; to sleep; to exit; to take one's leave; to insult one's uncommon remark.
"I'm ready to go. I'm bout to deep outta here."
"Man I'm tired. I'm bout to deep!"
Man #1-"Why did the chicken cross the road?"
Man #1-"To get to the other side of the road!!!"
Man #2-"Nigga Deep!"