A person who runs the streets and is a freak in the sheets. Typically a street leader or a person who gathers a group together for various shenanigans and activities, including but not limited to games (both young and old), chilling, or activities pertaining to a large amount of nudity.
Brandon: Why is you dick always out when we all get together?
Sam: I'm the street kingpin home, expect to see a cock when the bois get together.