PC.net

KOS

Meaning Kid over shoulder
Type Acronym
Rank ★ ☆ ☆  Uncommon
Usage Online Only (chat, messaging, e-mail)
Comments

Also COS. Means a kid is watching what the person is typing.

Example "KOS, just so you know!"
Updated September 8, 2021
Meaning Kill on site
Type Acronym
Rank ★ ☆ ☆  Uncommon
Usage Online Only (chat, messaging, e-mail)
Comments

Used in online gaming; tells other players to shoot the enemy as soon as they see them.

Updated March 13, 2014
Information from PC.net
https://pc.net/slang/meaning/kos
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