PK

PK or pk may refer to:

Gaming

 * Probability of kill (Pk), in computer games, simulations, models, and operations research
 * Disney's PK: Out of the Shadows, a 2002 video game
 * Player killing, player versus player conflict in MMORPGs and MUDs

Other media

 * PK (film), a 2014 Indian film directed by Rajkumar Hirani and starring Aamir Khan
 * PK (soundtrack), its soundtrack by Shantanu Moitra, Ajay–Atul and Ankit Tiwari
 * Paperinik, a cartoon character
 * Peacekeepers (Farscape), in the Farscape television show

Organisations

 * Pakistan International Airlines (IATA airline code)
 * Polyteknikkojen Kuoro, a Finnish academic male choir
 * Promise Keepers, a Christian men's organization
 * Swedish Publicists' Association (Swedish: Publicistklubben), Swedish journalist organization

People

 * P.K (producer), of the South Korean music production duo Future Bounce
 * P. K. van der Byl (1923–1999), Rhodesian politician
 * P. K. Subban (born 1989), hockey player
 * Paul Kalkbrenner (born 1977), electronic musician
 * Phil Katz (1962–2000), creator of the PKZIP file compression software
 * Philip K. Wrigley (1894–1977), American chewing gum manufacturer
 * Paul Kagame (born 1957), President of Rwanda
 * Patricia Karvelas, Australian radio presenter, current affairs journalist and political correspondent

Places

 * PK, or Busan–Gyeongnam Area, a metropolitan area in South Korea
 * Pakistan (ISO country code)
 * Possum Kingdom Lake, Texas, US
 * Pickering, Ontario, Canada
 * Peking, old name of Beijing

Chemistry and pharmacology

 * pK, negative logarithm of the dissociation constant K (-logK)
 * Pharmacokinetics, a branch of pharmacology dedicated to determining the fate of substances administered to a living organism

Computing

 * PK, a magic number commonly used in the Zip file format
 * .pk, the country code top level domain (ccTLD) for Pakistan
 * Port knocking, a method of externally opening ports on a firewall
 * Public-key cryptography

Other uses in science and technology

 * PK machine gun, a Soviet weapon, abbreviated from Pulemyot Kalashnikova (Kalashnikov machine gun)
 * Horsepower (Dutch abbreviation paardenkracht)
 * Pentax K-mount, a camera lens mount
 * Catalogue of galactic planetary nebulae (Perek-Kohoutek), in astronomy
 * Renault PK, a car made by Pars Khodro between 2000 and 2005
 * PK screws, self-tapping screws (Parker-Kalon) for sheet metal

Sports

 * Parkour, the activity or sport of moving rapidly through an area, typically urban, negotiating obstacles by running, jumping, and climbing
 * Penalty kick (association football)
 * Penalty kill, in ice hockey
 * Placekicker, in American football

Other uses

 * Point kilométrique (English: Kilometric point), a measurement of distance travelled
 * Preacher's kid, a child of a pastor
 * SAS President Kruger (F150), a former ship of the South African Navy
 * Psychokinesis, an alleged psychic ability allowing a person to influence objects without physical interaction
 * Pre-kindergarten
 * Indonesia (aircraft registration prefix PK)
 * PK, in List of chewing gum brands