Mr.Koalas's definitions
Originated from the abbreviation KOS "Kill On Sight"
It's a word in online video games used to refer to people who are KOS.
It is more commonly used in the online game Roblox.
It's a word in online video games used to refer to people who are KOS.
It is more commonly used in the online game Roblox.
Dude, that koser just killed me for no reason.
The kosers are killing everyone.
i'm hackin all of you stopid kosers,
The kosers are killing everyone.
i'm hackin all of you stopid kosers,
by Mr.Koalas April 25, 2020
Get the Kosermug.