Top Definition
This was an incredibly successful, albeit controversial pornographic film which surfaced on the internet in early 2007. It alleges to depict actual extraterrestrial beings engaging in sexual activity. Skeptics claim the beings are not genuine, but that their 13 inch penises are.
I just got done watching UFO Porno, and I must say, it was quite the adventure.
by Joey Orgler 3 February 08, 2008

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