To dance with crazy arm motions which is entertaining for both the viewer and performer!
She loves to flail at the Loop on Saturdays!
by sheat November 11, 2007
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The act of waving your hands and arms in the air, and "awing" when something cute happens, mostly done by women, which follows with the words "d'aaaw!" and "Awww!"
Boyfriend: I love you, more than anything in the world.
Girlfriend: I love you too!

Passerby: *flails* Awwww!
by pdoggoandedoggo June 28, 2011
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v.To conduct routine daily activities in a spastic manor often resulting in hilarity, expressed usually in degrees of Morley.
n.A common activity becomes a flail when the expected outcome is replaced with one that involves any number of clumsy events. Drugs, Alcohol, or Caffine are sometimes but not always involved in a flail. It is often in the nature of the individual performing the fail, sometimes their most defining trait.
Morley: The one to which all other flail is to be compared, the nucleus of flail. The one who can flail standind still.

"*crash* *bang* *clash* -- Morley's speakers just flew off his desk and out of his office! What a flailer."
by A.D. & T.S August 14, 2006
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someone who has done nothig but meth, not sleep and stare at a computer screen teching out for days in the dark. their eyeballs are popping out of there heads and look so beaty they could steal your soul, and are probably trying to to get more meth. because they have been in a dark room and up for days they forget they have a previous engagement and hurriedly rush out of their dark cavern looking like shit and flailed. they of course are convinced that they look absolutly awesome no matter what hideous outfit they have come up with.
wow, did that dude ever look flailed

holy shit i cant leave the house looking like a flailed out meth head, but im gonna
by stevie nikkks September 16, 2013
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n. Someone who fucks up in process of doing something productive. Usually invloves being under the influence of drugs and/or alcohol
v. To fuck up in the process of do something productive or that you normally could do very easily.
"What a flail, Jamebo just spilled the bongwater on himself"

"Jamebo just flailed walking up the stairs"
by BringTheNoise May 23, 2006
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This term is generally used to describe the activities and motions of a person high on meth trying to do three things at once, none of which matter in the real world.
"Heila, quit flailing and either get dressed to go out or make me a drink, I'm getting bored watching you walk back and forth lining forks up on the kitchen counter."
by Pitgirl March 30, 2008
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1. A medieval weapon resembling a mace, consisting of a wooden, steel, or iron pole or stick for a handle, a chain or rope, and a spiked metal ball or cylinder, that was used by knights in battle.

2. An type of Egyptian whip, usually leather, with three or more tails. Flails can be seen held in the hands of pharoahs in paintings, hieroglypics, and on sarcophogi (coffins). Sometimes used in bondage play. See also cat o' nine tails.
Some people enjoy the stinging sensation of being hit with a flail.
by naughty kitten August 7, 2004
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