| Acronym | Definition |
|---|
| FSMI➣Free Software Movement of India |
| FSMI➣Fédération des Sociétés Musicales de l'Indre (French musical association) |
| FSMI➣Federal Supplementary Medical Insurance |
| FSMI➣Filiorum S Mariae Immaculatae (religious order; Sons of Mary of the Immaculate Conception) |
| FSMI➣Fire Safety Maintenance Inspection (program; Canada) |