Found 4 full forms for FWOS
| Term | Full Form | Category |
|---|---|---|
| FWOS | Fonds Wetenschappelijk Onderzoek Seksualiteit 
| Others |
| FWOS | Fort Worth Oral Surgery
| Others |
| FWOS | Forward Weeks of Supply
| Others |
| FWOS | Friends of Windsor Open Space
| Others |