1 definition by Tykonn

It can be used in two ways. First, when you were drinking last night than you got up and your day is really fucked up. Second, when you get up and you can feel that your day will be a disaster, you will be lazy, you will not have any responsability and you will be feeling wrinkled.
Today is my F-Day. I won't be able to join you guys of my F-Day.
by Tykonn April 15, 2019
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