| Acronym | Definition |
|---|
| FIAS | Force Internationale d'Assistance à la Sécurité (French: International Security Assistance Force) |
| FIAS | Foreign Investment Advisory Service |
| FIAS | Frankfurt Institute for Advanced Studies (Germany) |
| FIAS | Flow Injection Analysis System |
| FIAS | Fédération Internationale Amateur de Sambo (Federation of International Amateur Sambo) |
| FIAS | Fisheries Information and Analysis System |
| FIAS | Federazione Italiana Action Shooting |
| FIAS | Farnborough International Air Show |
| FIAS | Forest Industry Advisory Service (Canada) |
| FIAS | Flight Information Advisory Service |
| FIAS | flow indicator alarm switch |
| FIAS | Fédération Internationale des Aides-Soignants |