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5.
FK
Abbreviation of Fuck Knows
When is it going to stop raining?

FK
by xTerminator March 20, 2012
20 13
 
1.
Fk
Short for the term fuck commonly used in IRC
Fk u u fkn fgt fk.
by Urban Dictionary October 29, 2002
284 94
 
2.
FK
Fat Kids. Hardcore Gang based in Las Vegas, Nevada. They have been known to mark there terroritory with graffiti and are very violent. They are seen wearing Black Bandannas out the back left pocket.
FK is a Hardcore Gang is Las Vegas.
by Iquestion January 23, 2011
116 69
 
3.
F.K. is a short form for fat kid. It is said so the fat kid you are talking about does not know you are saying fat kid so it will not offend him/her.
Haha Mike look at the F.K.
I'm laughing so hard I can't breathe because I see the F.K.
by Tom Bosly June 17, 2006
21 2
 
4.
Fk
Abbreviation for fck or fuck. Because fck got censored in Maplestory.
Why the fk did Nexon censor ***?
Fk Nexon.
Who the fk plays Maplestory?
In the old days we could've said ***.
by TellaMyBella June 13, 2012
16 7
 
6.
fk
F.K. means to french kiss someone
i got to fk that hot chick!
by John December 19, 2004
130 133
 
7.
FK
Flag Keeper. The title used for the student of the Faculty of Environment at UW. The FK is responsible for taking care of the es flag and keeping the memory of ES alive within the ENV Crew.
I'm not the flag bearer, anyone can carry the flag... I just keep it. I'm the FK
by yeeaaaaahhhhhhh December 12, 2010
26 41