Short for "kill yourself," although suicide is really nothing to joke about.
Sean: I'm a Trump supporter, and I always will be. Landon: Dude, please kys. Sean: You know suicide is nothing to joke about. Landon: Who said I was joking? Sean: :(
By FrenzyMedia
quick and easy abbreviation for keep yourself safe
Tom: I'm going to play Runescape Nick: Kid, KYS
By Amethyst_Sniper
"Keep Yourself Safe"
"I cut my entire arm last night" "Kys"
By xxPussyLickerKickerDickerxx
Kiss your Sausage
kys, kiss your sausage bitch
By Helisexist
Acronym for Katie You're Stupid. Used when your basic friend Katie is being dumb.
Me: Oh you like that boy and he likes you! Katie: Yeah, but I don't wanna date him. Me: kys
By Imbasic