| Acronym | Definition |
|---|
| FSNS➣Fédération Sénégalaise de Natation et de Sauvetage (French: Senegalese Federation of Swimming and Rescue) |
| FSNS➣Family Services North Shore (Canada) |
| FSNS➣Food Safety Net Services (San Antonio, TX) |
| FSNS➣Fox Sports Net South (TV network) |
| FSNS➣Free Software Network Serbia |
| FSNS➣Flight Simulator Nordic Squadron (gaming) |