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A very large orgy, in which all participants wear formal clothing. Although, I can tell you from experience that wearing no clothes at all helps with the purpose of the orgy.
Joe: So, Fred, did you go to the "modern day school dance" Saturday?
(Fred gives a puzzled look)
Joe: The giant orgy?
Fred: Ooooh, yeah!
by Joshua C. K. March 03, 2008

Words related to Modern day school dance

dance fun orgy school sex