Originated from Philadelphia and suburbs. It means to "Be Done" or "Over with". If someone says "Its dungeons for you" that means your in big trouble for whats to come.
"It be dungeons (or dunbunz) for the bol." Synonym: "Dunbunz"
Man yo he picked a fight with the huge bol from the club. After that it was straight dungeons (or dunbunz) for my dude Mike.