| Acronym | Definition |
|---|
| WSSU➣Winston Salem State University |
| WSSU➣Washington South Supervisory Union (Northfield and Roxbury, VT) |
| WSSU➣Wyzsza Szkola Sztuki Uzytkowej (Polish: Higher School of Applied Arts; Poland) |
| WSSU➣Water Supply and Sanitation Unit (South Africa) |
| WSSU➣National Weather Service Support Unit |