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The acronym for the website, "isanyoneup".
Hey Dude, I totally just saw your girlfriend on IAU!
by SummerXyay June 23, 2011
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Jun 21 Word of the Day
A person with an outwardly dominant, masculine, or aggressive personality, but who also enthusiastically takes on the submissive or "bottom" role in the bedroom.
"I'm tough, Mike! I never give an inch! I'm partial to taking a few though..."
"Ah, you're a real pipehitter."
by Skeletalchemy June 15, 2021
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2
Inappropriate Apostrophe Usage.
When somebody uses a ' unnecessarily.
<Fred> What size PATA drives do you need?
<Bob> I need some 500gb's.
* Fred stabs bob for IAU
by grammar warrior June 14, 2008
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