Tsk

Tsk or TSK may refer to:

• "tsk!", a Dental clicks
• Tsk Tsk Tsk, an Australian music, art and performance group
• Thaanaa Serndha Koottam, a 2018 Indian Tamil-language crime comedy film by Vignesh Shivan
• "TSK", a song by Nas from Magic 3, 2023
• Galoter process, shale oil extraction technology
• San-in Chūō Television Broadcasting, a Japanese TV station
• Takagi-Sugeno-Kang, a system of Fuzzy logic
• Terrace step kink, a model to describe the thermodynamics of crystal surface formation
• The Sleuth Kit, computer forensics tools
• Tiger Schulmann's Karate
• Tomsk Avia (ICAO: TSK), a Russian airline
• Transmission security keys
• Tseku language (ISO 639:tsk), a language of Tibet
• Turkish Armed Forces (Turkish: Türk Silahlı Kuvvetleri)