| Acronym | Definition |
|---|
| NFS | Network File System |
| NFS | National Forest Service (US) |
| NFS | Network File Server |
| NFS | Need For Speed |
| NFS | Niagara Falls (Amtrak station code; Niagra Falls, Ontario, Canada) |
| NFS | Not For Sale |
| NFS | Not For Sale (band) |
| NFS | Notice of Foreclosure Sale (real estate) |
| NFS | Network Facilities Services |
| NFS | NASA FAR Supplement |
| NFS | Nationwide Financial Services, Inc. |
| NFS | Northern Fur Seal |
| NFS | National Financial Services LLC |
| NFS | National Farm Survey (Ireland) |
| NFS | Number Field Sieve |
| NFS | Network File Services |
| NFS | Networked File System |
| NFS | Norfolk Southern (railroad) |
| NFS | National Fire Service (UK) |
| NFS | Nuclear Fuel Services, Inc. (Erwin, TN) |
| NFS | Northern Free State (South Africa) |
| NFS | Night Fighter Squadron |
| NFS | Native Fish Society (Oregon, USA) |
| NFS | Not for Sure |
| NFS | Nurse Faculty Scholars (Robert Wood Johnson Foundation) |
| NFS | National Fraud Squad (Israel) |
| NFS | Nuclear Facility Safety |
| NFS | Not Fully Specified |
| NFS | Naval Fire Support |
| NFS | National Floor Show (trading event; UK) |
| NFS | Notched Fracture Strength |
| NFS | Nutrition and Food Security (World Health Organization) |
| NFS | National Fertility Survey |
| NFS | non-frost susceptible |
| NFS | Nutrition and Food Systems (college course) |
| NFS | NATO Force Structure |
| NFS | Notifier Fire Systems |
| NFS | Normal for Swindon (UK) |
| NFS | Net Feet Squared |
| NFS | Network Frame Synchronization |
| NFS | Net Foreign Selling (finance) |
| NFS | Non-Flying Status/Not on Flying Status |
| NFS | Nuclear Fuel System |
| NFS | Need for Speed: High States (game) |
| NFS | Nashua Federal Savings and Loan |
| NFS | Nitrogen Fixation Stimulation |
| NFS | Navigational Filmstrip |
| NFS | Near-Field Scanner |
| NFS | New Frontiers in Organic Syntheses |
| NFS | Network Forecasting System (Sprint) |
| NFS | Non-Fermented Sugar (brewing technology) |
| NFS | Nuclear Fuels Service |
| NFS | Normalized Flow Sum (network traffic) |