KOS

KOS means Kill On Sight in multiplayer games like GMod, mostly used when someone will put up a sign on their base/building saying "KOS ANY REASON", "KOS INSIDE", etc.

Example 1:
A: Dude, why did you RDM Me?
B: The building said "KOS ANY REASON" in large red text, Cant you read??
Example 2:
A: Mayor, you know you cant make people you dont like KOS in laws, right?
B: Yea, thats FailRP, You know..

by chipzeydude242 August 27, 2025

Knee-Ko

Whenever you are sorta being a bitch.

Pronounced similar to the name "Nico"

Person 1: Murders Person 2's whole family
Person 2: YOU DAMN KNEE-KO!

by Jerry Smith's Dog November 14, 2021

Ko

Basiclly like the word bro but ko

"sup ko what are you uhp2"
"jahk shet ow ma ko"

by Hoodrat slang ko September 3, 2022

Kos Rabbak

In Arabic, especially in (Palestinian, Syrian and Lebanese accent)

Means: Your god's pussy

Kos Rabbak I don't care about your religion!

by Mantreto July 26, 2018

kos

arabic for pussy (female genitals)

guys: kos okhtak
girl: wala ya khara
guy: kos imek

by kos om kol 7ada March 18, 2021

No Jo Ko

Another name for the formerly caffeinated "black out in a can", Four Loko.

Dude this shit is no jo ko. It really gets the job done every time, and then some.

by acidhead June 27, 2011

KOS

kill on sight. mostly used in fps first person shooter games. if two parties do not ~like~ each other and dislike each other ~that bad~, kill on sight.

splrs: @vow i like u alot cuz ur my homie G, but he would demolish u in KOS XD

by dvzzyjj May 11, 2021