KSF

knee slap funny.
used like lol.
person 1: yesterday i fell and broke my nose
person 2: KSF!!
by faenface October 06, 2008
mugGet the KSFmug.

ksf

keqing scammer files on discord.com!
i love ksf
by nyima April 24, 2023
mugGet the ksfmug.

ksf

Kill Stealing Fuck. Someone who either kill steal's habitually or kill steal's something that is worth a large amount of XP.
(Guy2 smashes into the dungeon you have been fighting though for hours and kills the boss)

Guy1: "Guy2 is such a ksf!"
by awesome gamr February 24, 2010
mugGet the ksfmug.