I heard that is stands for A Crowd Of Ruthless Niggers
when u see a crowd of black people hanging out and you get the feeling that they will attack you verbally or physically....."Watch out! A.C.O.R.N." Usuallly used as a warning to stay away.
by a;sldlfrh January 29, 2010

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verb: the political act of altering a video and/or employing actors to create video footage that can then be altered to destroy a rival organization or person.

(Background: The tactics were used against Acorn, Shirley Sherrod and most recently, Planned Parenthood.)
Those House Republicans sure didn't waste any time after Planned Parenthood was acorned.

I loved how Jon Stewart acorned Glen Beck last night.
by Boogertee February 27, 2011

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acorn is a nut that fat squirrels eat off of oak trees
person:look that squirrel is eating an acorn
other person: no shit
by cascadineddy August 16, 2007

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a gentlemans flacid circumsized cock
i think squirrel nutkin has be hoarding in your underpants for the winter
by grem November 03, 2003

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Another word for crazy, aka nuts.
Person 1: I love swimming in ground beef.
Person 2: You're acorns!
by NOT a girl January 02, 2008

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Coffee.
You know how Lexi thinks acorns doesn't equal coffee? She's wrong. I just proved it.
by BradyIsGreatness January 23, 2012

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What Wendy Darling recieves from Peter Pan on their first interaction.

Peter mistakes this for a kiss: something which Wendy want's to give him.
'Now,' said he, 'shall I give you a kiss?' and she replied with a slight primness, 'If you please.' She made herself rather cheap by inclining her face towards him, but he merely dropped an acorn button into her hand.

- Chapter three; Peter Pan
by daringdaffodil December 30, 2010

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An attractive teenage girl who is a few years younger than you -- too young to date, hook up with, or even flirt with, unless you have no shame.
"Damn! What are we doin' in here? All ages clubs suck. Nothing but a buncha acorns and slimeball old guys in here."
by ATowny January 17, 2008

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