1. An exclamation of surprise and disbelief.

2. A significantly more homosexual version of "Oh snap!"
Justin: "I heard Pepper slept on yet another guy's bed."
Max: "Snaparoonie!"
Justin: "Word."
by Ang Badang February 20, 2013
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“The snappiest, dopiest, cooliest thing ever!
OOOh Snaparoonie!! That's the snappiest, dopiest, cooliest thing ever!!
by Snappiest January 7, 2021
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