1. There are two explanations:

In traditional games and online games:

Player Kill: to kill a computer or other players.

Point Kick in sports: a penalty in football.

among the super girls, they use Point Kick, which sounds better.

2.

The word PK was first popular in the word MUD (also known as Mud) game.

The meaning of PK is equivalent to "murder". The only difference is that murder is a crime, and PK has no praise or criticism. In MUD game, PK just refers to the killing behavior without reason

=Player Kill

3.

Q: The word "PK" is also popular. Excuse me, which English sentence does "PK" come from? What is the explanation? How to use it? (Netizen: song to remember)

A: "PK" is the abbreviation of "Play Kill" in English, which comes from the game of "killing" in online games, and is widely used by gamers, which means "two people fight to the death".

With the popularity of "Super Girl", a link called "PK" in this program has made this word a household name. "PK" is a competition between two players with equal strength. In the end, only one player wins and the other is eliminated. For example,

With the increasingly fierce competition of Super Girl, the PK link in every competition is frightening. "Can we not PK" has become a voice in the audience, and it is getting louder and louder.

At present, the usage of the word "PK" has risen sharply, even in some more formal occasions.