by Smeg January 12, 2004

when a high school student puts a paper bag over their head in order to remain anonymous and then proceeds to run into a random classroom, pull their pants off, and point their ass at the whole class and subsequently the teacher, shortly before making their escape.
Did you hear? Mr Ahl's 6th period got moon gooned, no one has claimed responsibility but multiple witnesses say the culprit had a smokin jo's bbq tshirt on. (moongooned being the past tense of moongooning)
by Samir's Shotgun May 16, 2023

by Ethypoo November 24, 2023

To dress in full Battle dress and run through an area at night screaming like an ape preferably with night or thermal vision goggles.
by BigDickMcChuncky April 14, 2025

The ancient spiritual ritual, were follower's of the unwritten creed gather under the crown of a full Moon and begin the ritual of Gooning, Offering the ash's of grandpa to the phoenix bringing about its resurrection. Knowing it is our only hope against 8 legged Chinese man and providing salvation for all.
You will follow in your fathers footsteps, as his father and his fathers father did, moongooning is all that keeps the world falling apart, Davo
by Poet3991 February 08, 2024

by Not Yeyo November 12, 2023

A form of masturbation done late at night, seemingly more of a ritual. involving wearing a skirt and gooning until you see a deity known as The Mighty Buffalo, which moongooning requires you to decapitate. Then you need to drink the blood of an elk directly from its skull. You must moongoon at least once a week after your first moongoon or else an eight legged Chinese man will brutally murder you
by The Beneficial Tailor January 27, 2024
