SK may refer to:
Skype (/ˈskaɪp/) is an instant messaging app that provides online text message and video chat services.
A skyscraper is a tall, continuously habitable building having multiple floors. When the term was originally used in the 1880s it described a building of 10 to 20 floors but now describes one of at least 40–50 floors.
Skins is a British teen drama that follows the lives of a group of teenagers in Bristol, South West England, through the two years of sixth form.
The skull is a bony structure that forms the head of the skeleton in most vertebrates. It supports the structures of the face and provides a protective cavity for the brain.
Skateboarding is an action sport which involves riding and performing tricks using a skateboard. Skateboarding can also be considered a recreational activity, an art form, a job, or a method of transportation.
Sky Sports is a group of sports television channels operated by the satellite pay-TV company Sky plc. Sky Sports is the dominant subscription television sports brand in the United Kingdom and Ireland.
Skopje (Macedonian: Скопје, [ˈskɔpjɛ]) is the capital and largest city of the Republic of Macedonia. It is the country's political, cultural, economic, and academic center.
Sky UK Limited (formerly British Sky Broadcasting and BSkyB) is a telecommunications company which serves the United Kingdom.
Skyfall is the 23rd James Bond film produced by Eon Productions and released in 2012. It features Daniel Craig in his third performance as James Bond, and Javier Bardem as Raoul Silva, the film's villain.