Special Agent Fox Mulder, one of the main characters of the show The X-Files.
While watching X-Files: "Why is Mulder always right with his nutter theories? Can't it EVER just be a crazy homicidal dude? Like, just once?"
by poisonjack March 25, 2008
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a crazy ass FBI agent on a quest to find his sister that was abducted by aliens when they were young..
9 seasons it ran, but everyone thought it would have been better to reduce it to 3 or 4 seasons.. and just go on with the main plot
Scully: (looking outside at a sunny day) WOW mulder.. have u seen outside.. its so beautiful.. have u ever searched for life on this planet outside of these offices?
Mulder: I have seen life on this planet.. thats why im searching elsewhere
by pHr33Kz March 30, 2010
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When a guy says he will get you a beer and doesn't; When said person says he "forgot his wallet"; When said person sleeps on your couch.
Man, we went to White Castle last night and he "muldered" me.
by Joe Joe the Idiot Boy May 5, 2011
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Mulderism: an expression used by Fox Mulder of X files fame
"how do you define normal?' -was that a question or a Mulderism
by chilli ring November 5, 2009
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To draw a conclusion based on evidence that seems unconnected , to uncover a conspiracy or signs of on going conspiratorial activity, which is later proven correct.
Have you ever noticed how those UFO sightings stopped right after 911? " I think you're just muldering this like you do everything related to 911
by Ebony hall & Sydney Garlington September 5, 2017
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a guy who is obsessed with sex/women
tom- lets go the bar and watch the game

steve- no, man. lets get to the club so i can meet some ladies

tom- calm down, mulder. we'll go after the game.
by The_Burrito September 1, 2008
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When the company you work for isolates you with projects they deem meaningless but still keep you on the payroll. Also called "Miltoned".
"I just had my budget slashed and resources relocated but they are still keeping me on staff but I have to justify my existence on a daily bases. I think I just got Muldered."
by Mulder's Forgotten Twin January 9, 2012
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