| Acronym | Definition |
|---|
| WSS | Windows Sharepoint Services (Microsoft) |
| WSS | Web Services Security (OASIS) |
| WSS | Water Supply and Sanitation (various organizations) |
| WSS | West Side Story (musical by Leonard Bernstein) |
| WSS | Wavelength Selective Switch (Reconfigurable Optical Add/Drop Multiplexer) |
| WSS | Worldwide Securities Services (J.P. Morgan) |
| WSS | White Sulphur Springs (West Virginia) |
| WSS | Wide-Sense Stationary |
| WSS | Web Storage System (Microsoft) |
| WSS | Wheel Speed Sensor |
| WSS | Workstation Server |
| WSS | What She Said (blog) |
| WSS | Wide Screen Signaling |
| WSS | Wall Street Systems (software company) |
| WSS | Work Smart Standards |
| WSS | Weaver - Smith Syndrome |
| WSS | WindowsSoundSystem |
| WSS | Wrinkly Skin Syndrome |
| WSS | World Spine Society |
| WSS | Weighted Spectral Slope |
| WSS | War Savings Stamp (WWII-era US Treasury Department) |
| WSS | Why So Sad |
| WSS | Wireless Subscriber System |
| WSS | Weight Sensing System |
| WSS | Weapons Storage Site |
| WSS | Watch Station Standards |
| WSS | Weather Squadron (USAF) |
| WSS | WebSphere Application Server Standard (IBM) |
| WSS | Winston-Salem Southbound Railway Company |
| WSS | Workplace Self-Service |
| WSS | Web Service Scheduler |
| WSS | WDS Satellite Simulation |
| WSS | Weapon System Simulation |
| WSS | Wide Space Systems |
| WSS | Weighted Signal Subspace |
| WSS | Western Swing Society (Sacramento, California) |
| WSS | Wang Station Sets |
| WSS | Warfare/Weapons Support System |
| WSS | Worongary State School (Worongary, Australia) |
| WSS | Wait State Selection |
| WSS | Welded Special Sections (structural steel) |
| WSS | Workstations Software System |
| WSS | Woongoolba State School (Gold Coast, Australia) |
| WSS | Well Stimulation Services |
| WSS | Web Services Symposium |
| WSS | Windaroo State School (Gold Coast, Australia) |
| WSS | Weather Subscription Server |
| WSS | Wholesale Shipping System |
| WSS | Wideband Stereo Signal |
| WSS | West State School (Gladstone, QLD, Australia) |
| WSS | World Social Summit (debate) |
| WSS | Water System Security |
| WSS | Web Self Service (various organizations) |
| WSS | Weekly Statistical Supplement |
| WSS | Water and Sanitation Services (various locations) |
| WSS | Weapons Standardization Section (US Air Force) |
| WSS | Wafer Support System (various organizations) |
| WSS | Web Security Suite (various companies) |