South African term for when a person throws a bottle cap of any kind into his/her friends drink and then yells "Doppie Dop" in which that person has to down his/her entire drink no matter how full or empty the cup/container/glass is.
You are not allowed to throw to the person next to you or directly across from you.
Person 1: *Throws bottle cap into a persons drink*
Person 1: "Doppie Dop!"
Best boy from Jojo's Bizarre Adventure: Part 5, Vento Aureo (Golden Wind)
Half personality of main villain Diavolo, and has the stand Epitaph, which can see 10 seconds into the future.
Also his first name is vinegar, for some reason.
Person 1: Hey, did you know Doppio's first name is vinegar?
Person 2: What the actual fu-
A very innocent, simple minded boy that turns into a Lvl 100 Mafia Boss when he is on the phone. He can use 「King Crimson」 but cannot skip time, making it even more confusing.
Vinegar Doppio: Ringalingalingaling! Ringalingalingaling! (Picks up a frog and holds it to his head like a phone) Click! Moshi Moshi? Doppio desu!