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 10, 2008
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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 06, 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 17, 2004
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National fuck you Paul day is held every night in my room, i’ll see you later Paul Castro.
I’m going to fuck Paul Castro so hard that we will call it national fuck you paul day
by Paul’s BF October 07, 2020
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National fuck you paul day is every night held I my house I’ll see you tonight paul Castro.
I’m going to fuck Paul Castro so hard tonight we will call it national fuck you paul day
by Paul’s BF October 07, 2020
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