| Abbreviation | Definition |
|---|---|
| FSP | Fleet Seminar Program |
| FSP | Fuel Storage Point |
| FSP | Fuel Supply Point |
| FSP | Full Scale Production |
| FSR | Flight Status Request |
| FSRS | Functional Security Requirements Specs |
| FSS | Field Support System |
| FSS | Fire Support Station |
| FSS | Fire Support System |
| FSS | Frequency Surveillance System |
| FSSC | Forces Surveillance Support Center |
| FSSF | First Special Service Force |
| FSSF | Future Strategic Strike Forces |
| FSSG | Fleet Service Support Group (USMC) |
| FSSG | Force Service Support Group (MAGTF) |
| FSSG | Force Service Support Group (USMC) |
| FSSP | Fuel System Supply Point |
| FSST | Forward Space Support to Theater |
| FST | Fire Support Terminal(TCU) |
| FST | Fleet Surgical Team |