| Acronym | Definition |
|---|
| FWS | Fish and Wildlife Service (US) |
| FWS | Federal Work Study |
| FWS | Federal Wage System |
| FWS | French Wine Scholar (French Wine Society) |
| FWS | Future Water Supply (various locations) |
| FWS | Flatbed with Sides (trucks) |
| FWS | Faculty Web Server |
| FWS | Front Wheel Steering |
| FWS | Free with Shipping |
| FWS | Flexible Web Services |
| FWS | Folding White Space |
| FWS | Fulfillment Web Service (sales) |
| FWS | Free Water Surface |
| FWS | Flexible Work Schedule |
| FWS | Freshman Writing Seminar (various schools) |
| FWS | Fighter Weapons School |
| FWS | Finding Workable Solutions Inc. (Australia) |
| FWS | Fighter Weapons Squadron |
| FWS | Flight Warning System (aviation) |
| FWS | Fast Web Services |
| FWS | Florida Watercolor Society |
| FWS | Florida Water Services |
| FWS | Federal Wage Schedule |
| FWS | Former Weapons Scientist |
| FWS | Filter Water Separator |
| FWS | Flight Weapons Simulator |
| FWS | Fever Without a Source |
| FWS | Flight Watch Specialist |
| FWS | Facility Watch Supervisor |
| FWS | Fixed Wireless System |
| FWS | Fleet Work-Study |
| FWS | Fixed Wireless Services (Division of AT&T) |
| FWS | Full Wire Speed |
| FWS | Freshwater Sailing |
| FWS | Full-Wave Simulation |