| Abbreviation | Definition |
|---|---|
| FSM | Fore School of Management |
| FSM | Free School Meal |
| FSME | Free School Meal Eligible |
| FSMS | Factory Shoals Middle School |
| FSMS | Florence Stiles Middle School |
| FSMS | Fort Settlement Middle School |
| FSMS | Fort Sheridan Middle School |
| FSMS | Franklin Simpson Middle School |
| FSO | Family and School Organization |
| FSO | Forex School Online |
| FSOB | Feliciano School Of Business |
| FSOP | Feik School of Pharmacy |
| FSOP | Florida School of Preaching |
| FSP | Family School Partnership |
| FSPP | Family and School Partnership Program |
| FSPS | Fort Smith Public Schools |
| FSR | Film School Rejects |
| FSR | Florence School of Regulation |
| FSS | Florence Sawyer School |
| FSS | Friends Select School |