| Acronym | Definition |
|---|
| FNS➣Food and Nutrition Service (USDA) |
| FNS➣Federated Naming Service |
| FNS➣Fox News Sunday |
| FNS➣Friday Night Skate |
| FNS➣Fonds National Suisse (French: Swiss National Science Foundation) |
| FNS➣Fédération Nationale de Simulation (French: National Federation of Simulation) |
| FNS➣Fictitious Name Statement (law) |
| FNS➣Female Non-Smoker |
| FNS➣Federal News Service (Washington, DC) |
| FNS➣Fitness Nutrition Specialist (National Academy of Sports Medicine) |
| FNS➣Families in Need of Services (various locations) |
| FNS➣Financial Network Services (Pty LTD) |
| FNS➣Functional Neuromuscular Stimulation |
| FNS➣Fonds National de Solidarité (French: National Solidarity Fund; various nations) |
| FNS➣Friedrich Naumann Stiftung |
| FNS➣First Nations Summit (Canada) |
| FNS➣Fuji Network System (Japan) |
| FNS➣Fonds National de la Science (France) |
| FNS➣Formule Numération Sanguine (French: Blood Count Formula) |
| FNS➣Familial Neonatal Seizures (epilepsy) |
| FNS➣Field Naturalists' Society (various locations) |
| FNS➣Foreign Nation Support |
| FNS➣Far North Science (publication) |
| FNS➣Force Net Supervisor (US Navy) |
| FNS➣Finnish Navy Ship |
| FNS➣Free Name System |
| FNS➣Fantastic Network Solutions (Fort Lauderdale, Florida) |
| FNS➣Flemingdon Neighbourhood Services (Toronto, Canada) |
| FNS➣Functional Neuromuscular Stimulator |
| FNS➣Frogans Network System |
| FNS➣Federal Network Systems, Inc. |
| FNS➣Frequency Notification System |
| FNS➣French Nuclear Society |
| FNS➣Faster-Than-Nyquist Signaling |