| Abbreviation | Definition |
|---|---|
| FRSGP | Freight Rail Security Grant Program |
| FRSI | Farm-Related Service Industries |
| FRTD | Facilitated Rail Transit Document |
| FRV | Family Recreation Vehicle |
| FRV | Fast Response Vehicle |
| FRV | Flexible Recreational Vehicle |
| FRV | Frankenstein Recovery Vehicle |
| FS | Food Stop |
| FS | Forward Seating |
| FS | Freight And Supply |
| FS | Full Suspension |
| FSAR | Flight Safety Analysis Report |
| FSAS | Flight Service Automation System |
| FSAW | Flight Standards Information Bulletin for AirWorthiness |
| FSB | Front Serial Bus |
| FSDO | Flight Standards District Office |
| FSDPS | Flight Service Data Processing System |
| FSDV | Fast Swimmer Delivery Vehicle |
| FSI | Fuel Stratified Injection |
| FSM | Flight Schedule Monitor |