| Acronym | Definition |
|---|
| NLF | Norges Lastebileier-Forbund (Norwegian: Norway's Truck Association) |
| NLF | Not in Labor Force |
| NLF | National Liberation Front |
| NLF | National Library of Finland |
| NLF | Nasal Lavage Fluid |
| NLF | Nasolabial Fold (facial feature) |
| NLF | Narrow Bandwidth for Low Pass Filter |
| NLF | Natural Laminar Flow |
| NLF | National Lottery Fund |
| NLF | New Legal Framework (EU) |
| NLF | National League of Families of American Prisoners and Missing in Southeast Asia (est. 1970) |
| NLF | National Land Fund (Hungary) |
| NLF | New Leaders Foundation (South Africa) |
| NLF | Northwest Leadership Foundation (Tacoma, WA) |
| NLF | Nuclear Liabilities Fund (UK) |
| NLF | Native Log Format |
| NLF | Net Lease Forum (investing) |
| NLF | North Link Ferries (UK) |
| NLF | Northern Leopard Frog (also seen as NLFR) |
| NLF | Nonlinear Filtering |
| NLF | Nobody Lives Forever |
| NLF | Non-Lactose Fermenter |
| NLF | Network-Level Firewall |
| NLF | Nearest Landing Field |
| NLF | No Load Fund (finance) |
| NLF | North Logan Farm |