November 10.
Greet everyone with a fuck you and some homemade itching powder down their pants.

To everyone who's been asking for it: watch yourself on this day.

To everyone who's been asked for it: go ahead, knock your socks off.
A sacred holiday. Do not fuck with Fuck You Day.
by Guess whooooooooooooooooooooo October 11, 2008
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April 12th is “ Fuck You Day “

You go around flipping off random people
by GayLampPost April 12, 2018
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The day of the week when you do whatever it is that you like.
"Hey Joe, Want to work today?" - Joe's Boss
"Hmmm... What is today, Oh it's Saturday, Fuck You."

"Bill, would you please clean your room?" - Bill's Mom
"With all good intentions mom, It's Fuck You Day, so Fuck You." - Bill
by BenjaminWeasel September 6, 2007
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The best thing to say when someone annoys you very much. Used to applaud one's stupid acts. Most commonly followed by the word, "asshat".
Random Driver 1 cuts off Random Driver 2.
Random Driver 2: Thank you very much. Yeah, Happy Fuck You Day, Asshat!!!
by Nine December 18, 2004
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January 7 is the national day for everyone to express their hatred for any known Kai.
“Gababa”
Fuck you Kai, it’s National fuck you Kai day.”
by Nintenfrogs October 17, 2022
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The National day for everyone to express their hatred for any known Kai.
“Gababa”
Fuck you Kai, it’s National fuck you Kai day”
by Nintenfrogs October 17, 2022
Get the National fuck you Kai day mug.
January 7 is the National day for everyone to express their hatred for any known Kai.
“Gababa”
Fuck you Kai, it’s National fuck you Kai day.”
by Nintenfrogs October 17, 2022
Get the National fuck you Kai day mug.