F! 

Used in place of saying fuck. F! Is used mostly at school or when with other people (who you don't wish to offend) are near and you can't control yourself.

Driving Instructer:"Shift! Quickly!"
(Car begins rolling back down the road)
Student Driver:"F!"

F! by RoboChick May 9, 2009

F 

A test grade which will shortly be followed by the bullshit of your parents.

Johnny got an F on his math test.

F by Nytesdawn October 8, 2012

F 

A way of paying respects online.

Him: I told her I love her.
You: That's awesome! What did she say?!
Him: She told me she loved me, too...
You: That's AWESOME! I can't believe-
Him: ...As a friend.
You: ...
Him: ...
You: F

F by MalumLibrum958 October 14, 2020

F 

The chemical symbol of the element fluorine

F is for fluorine.

F by kittens Σ:3 July 1, 2014

f 

this letter is always pressed to pay respects

Endgame: Iron Man dies
Everyone else: F

f by yeet_yeet_im_a_sheep May 17, 2019

F 

To pay respect to a person who’s been either injured or killed.

The cowboy fans and non cowboy fans spammed F in the YouTube comments for Dak Prescott.

F by Jayyythecoach October 15, 2020

f 

What people say in chat when someone dies

"Hey did you hear that trump died?"
"f"

f by oofinchat January 29, 2021