A fork of Rural Dictionary
Urban slang for police officers. Derived from the police drama "Hawaii 5-0."
Five-O is following us, and we've got six bags of crack in the trunk. Damn, we're doomed.
although it does come from hawaii 5-0, my undestanding is that it specified undercover officers, or detectives
Yo, you think he's five-o? wait til he leaves before you light that shit.
refers to police / law enforcement. From the TV show "Hawaii 5-0" about the 50th State's Police Department.