| Acronym | Definition |
|---|
| NF | Nuclear Factor |
| NF | Newfoundland |
| NF | Norfolk Island |
| NF | Niagara Falls (NY/Canada border) |
| NF | National Forest |
| NF | Noise Figure |
| NF | Netflix (also seen as NFLX) |
| NF | Nursing Facility |
| NF | Non-Fiction |
| NF | Navy Field (video game) |
| NF | National Front (GB political party) |
| NF | Not Finished |
| NF | No Fear (clothing brand) |
| NF | Near Fine (condition of used merchandise) |
| NF | Neurofibromatosis |
| NF | No Fap (gaming community) |
| NF | Nut Free (food) |
| NF | No Fault (insurance) |
| NF | National Formulary |
| NF | Not Fair |
| NF | New Frontier (Star Trek novel series) |
| NF | Nanofiltration |
| NF | Normal Form |
| NF | New Front (Suriname) |
| NF | Nutrition Facts |
| NF | New Face |
| NF | Near-Field |
| NF | Nuclear Fuel |
| NF | Near Field |
| NF | Necrotizing Fasciitis |
| NF | Night Fighter (Aircraft) |
| NF | Not Funny |
| NF | No Force (Star Wars) |
| NF | Neurofibromatosis, Inc. |
| NF | Neurofibromin |
| NF | Near Face (screw thread) |
| NF | Noise Factor |
| NF | Nanofarad |
| NF | NetFinity (IBM server model) |
| NF | Noise Filter |
| NF | Natural Frequency |
| NF | Norme Française (French Standard) |
| NF | Notch Filter |
| NF | National Forum |
| NF | Nuestra Familia (Our Family, prison gang) |
| NF | Neurofibromatosis Foundation (various locations) |
| NF | Net Force (Tom Clancy novel series) |
| NF | National Fine (threading) |
| NF | Nanofiber |
| NF | Number of Failures |
| NF | Near-Far (resistance) |
| NF | Non-Factor |
| NF | NOFORN |
| NF | Naegleria Fowleri (amoeba) |
| NF | No Food |
| NF | Neutral File |
| NF | Neutron Flux |
| NF | National Fine (screw thread, Society of Automotive Engineers) |
| NF | No Funds |
| NF | Northumberland Fusiliers (British Army) |
| NF | Normalizing Factor |
| NF | Nose Fuse (US Navy) |
| NF | Normal Functionality |
| NF | Narrow Frontend (tractor category) |
| NF | Natural Fluorescence |
| NF | NiteFinder (Nerf gun; Hasbro) |
| NF | Nasty Factor (baseball) |
| NF | Nose Fairing |
| NF | New Frontiers Program |
| NF | No Figure |
| NF | Nuclear Furnace |
| NF | Nowa Fantastyka (Polish) |
| NF | Night Foreman |
| NF | Nordlands Framtid |
| NF | Nintendo Forum |
| NF | Nested Factorization (mathematics) |
| NF | Air Vanuatu Limited (IATA airline code) |
| NF | Negative Furnished |
| NF | Nordfinans |