| Acronym | Definition |
|---|
| FSSI➣Federazione Sci Svizzera Italiana (Italian: Swiss-Italian Ski Federation) |
| FSSI➣Fonctionnaire de Sécurité des Systèmes d'Information (French: Information Systems Security Officer) |
| FSSI➣Federal Strategic Sourcing Initiative (United States General Services Administration) |
| FSSI➣Financial Statement Services Inc. (Santa Ana, CA) |
| FSSI➣Federazione Sport Sordi Italia (Italian: Deaf Sports Federation Italy) |
| FSSI➣Functional Skills Screening Inventory (standardized test) |
| FSSI➣Fellow of the Society of Scribes and Illuminators |