VSS

VSS may refer to:

• Veteran Sales & Service, a Department of Defense contractor based in Savannah, GA
• V_SS, a label used for negative power supply pin on FET-based integrated circuits (historically, S stands for source)
• "Virgin Space Ship", which is used by Virgin Galactic for naming their spacecraft
• VSS Vintorez, a Soviet sniper rifle
• Valley Stream South High School in Valley Stream, New York
• Variable structure systems, a class of discontinuous nonlinear systems
• Vaughan Secondary School, a public highschool located in Thornhill, Ontario operated by the York Region District School Board
• Vehicle Speed Sensor, a sensor component of Engine Control Unit management in automobiles
• Vernon Secondary School, a high school in Vernon, B.C.
• Veronis Suhler Stevenson, a private equity firm operating in the media and communications sector
• Video Scene Segmentation, typically splitting a video stream into segments at scene changes
• Video Surveillance System, alternative name for Closed-circuit television systems
• Virtual sound system
• Virtual surround sound, an audio processing technique
• "Vital Signs Stable", in medical terminology
• Voluntary Sports Societies of the USSR
• VUE Support Services, Pearson VUE's support service
• Microsoft Visual SourceSafe, a source control software system
• Microsoft Volume Snapshot Service (Shadow Copy)
• The VSS, an American rock band
• Volatile Suspended Solids, a water quality measure, part of TSS obtained by loss on ignition