a PK is an Armenian abbreviation for "Parap Klir". Parap is defined as bored or have nothing else better to do and Klir is defined as dick. So when you want to call someone a no life or they do something only an unemployed person would do you would call them a PK.
This fucking fortnite virgin is a PK
This guy is a trifling PK
Holy PK
Pinnacle of being a Bozi txa.
mother a whore
Hey is that Areen Aslanian?
That bozi txa?
yup