The act of a fact being completely twisted. The person, after realizing his mistake, will deny his fallacies just to be a stubborn ass.

The source of the term comes from the O'Reilly Factor, from its constant use of misconstrued facts.
John: Why are people voting for Obama? He's Muslim!
Ethan: That's an O'Reillyed fact, dude.
John: No it isn't. It's true! He's a terrorist!
Ethan: No, seriously, look it up on Wikipedia.
John: Fuck that! Wikipedia is usually wrong anyway!
Ethan: You're a asshat, you know that?
by Phil Deviant April 20, 2008
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An O'Reilly is the act of jacking off with something up your ass while on the phone.

Right wing media personality Bill O'Reilly was accused of sexual harassment.

Google O'reilly falafel for more information.
Did you hear that George got caught doing an O'Reilly in the locker room of 24 hour fitness?
by surfdork April 22, 2005
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Masturbation during phone sex, using a vibrator in your anus.
81. During the course of Defendent BILL O'REILLY's sexual rant, it became clear that he was using a vibrator upon himself, and that he ejaculated.
by Patty Donovan October 14, 2004
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A word to describe someone who is very stupid. Must only be used after someone says/does something that is unbelievably, astonishingly, incredibly stupid.

Comes from FOX news political commentator Bill O'Reilly who may be the most stupid person on earth. Is sure to win a Darwin Award when he dies.
"Tide goes in, tide goes out. You CAN'T explain that!"
"Dude you are a total O'Reilly"

"I just had sex without a condom and got the girl pregnant and I have an STD"
"You fucking O'Reilly"
by votemeupbitches November 16, 2011
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An unexplained, immediate anger attack or rage brought on by perceived incompetence by other people or perceived outcome that is not favorable to the egomaniac throwing the fit. O'reillying is usually accompanied with phrases such as, "Can't do it", "Go Go", "lets do it live" and "F- it"
“Damn I messed up my time sheet and my boss is O'reillying”
by Joe Mantis June 11, 2008
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Creatures having some semblance or connection to, or may actually be The Beast
Examples include: Satan, Lucifer, the Morningstar, Old Scratch, Old Nick, Prince of Darkness, Greg O'Reilly
by The Authority April 18, 2005
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First known mutant born with the ability to stop objects in a 50 mile radius from spinning.
Vin: Hey man lets get drunk and go to the top of the revolving restaurant and puke on the people below.

Praks: No point man we would only puke in one place, O'Reilly is in town to go hunting with Cheney.
by Gus C.Z. March 20, 2008
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