Top definition
All in one,
Could be used to describe various software that is bundled in one package but could also be used for alot more other things.
Dude1: this package got a AIO bundle, so we don't need to buy the rest of the software separetly
by deathilic November 21, 2005
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Aug 9 Word of the Day
Large, beautiful breasts that are keep well consealed and initially appear to be much smaller and less impressive than they actually are until unleashed.
I think Alicia may have some real sleepers.
by KABT October 26, 2007
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2
AIO is a type of gay anal sex where person 1 is jerking off person 2 while person 3 is analing person 1
“How was the AIO last nite” said jimmy “it was good till bob pissed on me
by MrOozer January 04, 2021
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3
ALL IN ONE.
In another word: Multifunctional.
This super car has the abilities to fly, dive, swim, camouflage, dig and even do your laundry AIO.
by A Humble Mercenary August 27, 2011
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4
Age Inappropriate Outfit.

An outfit worn by a mature female which is clearly ment to be worn by an individual much younger/Hotter or not at all.
"Dude Homeballs, you see that lady in the leopardskin hotpants? She must be atleast 40"

"Dude, that's an A.I.O. fo Sho!"

Other examples include Madonna in a leotard.
by andrec54 August 04, 2009
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5
What you say when something is amazingly cool, refreshing, witty and honest.
You are walking down the street rocking out to music on your new headphones, someone screams, “Your headphones are so Aio!”
Your friend gets tickets to the playoffs and invites you. You shout, "You’re so Aio!”
by LeneWitIt April 26, 2013
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