Swedish word meaning the same as "Fie!" in obsolete English. Like saying, "Shame on you!"
A Swedish mother will reprimand her naughty child by shaking her index finger at the child saying "Fy, fy, fy!"
by toddabearsf July 21, 2008
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*Two people are in a fight*

Kyle: Wait I'm sorry .

Sofia : No . fys . You cheated on me .
by thisspanishgirl September 16, 2013
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fucking-dying
"omg that was so funny, i was legit fying"

person 1:"did you see lulu at that party last night?!"
person 2:"yeah she was wasted out of her mind, i was fying"
by themysteryman0291 April 1, 2011
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A shortened version of fuck yous.
I hate parents, fy's.
by maaaaaaaaaate August 15, 2011
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1. An acronym for "First Year Seminar." A class designed for college freshmen to discuss the body and the mind through literature and art and taught by various teachers.

2. An acronym for "Fuck YourSelf"

3. The most pointless class in the history of all mankind in which you will either be asked to question the viability of the desk you are sitting in's existence, watch American folk music, look at pictures of a man's head sculpted in frozen blood, or do physics problems.

4. A sum total of 37.5 hours of your life that you will never get back.
College student 1: Dude, I have another paper to write for FYS, I hate it.

College student 2: Eww.
by Annoyed Student November 12, 2006
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you be gettin dat fy, or you be givin dat fy.
by Richard Aaron November 8, 2004
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To breakdown, rebuild, and make something more awesome.
Guy 1: Did you hear there are 100 new words in the english dictionary?

Guy 2: Not yet, I usually wait for them to defranco-fy it.
by Sujster August 15, 2012
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