A fork of Rural Dictionary
A challenge made by an intellectual with goals ranging from first dibs of the soda in the fridge all the way to getting permission to ask out a friend's ex. This challenge is accepted by the other person by yelling "DIO" in a deep, angry voice. What happens after is unpredictable, and often chaotic. This can also be a general greeting.
Use 1 Person 1: "JOTARO!" Person 2: "DIO!" (general chaos) Use 2 Person 1: "JOTARO!" Person 2: "DIO!" Person 1: good talk. Person 2: yep