PK has several meanings in most MMORPGs, but mostly applies on PvP game servers: "Player Killer". Someone who makes a point of killing other players when the opportunity arises. Also sometimes called a PKer. To "Player Kill". Retrieved from "https://wowwiki.fandom.com/wiki/PK?oldid=2180731" Categories: Acronyms Game terms Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.