| Acronym | Definition |
|---|
| UNF➣University of North Florida |
| UNF➣Unfinished |
| UNF➣Unified National Fine Thread (tools) |
| UNF➣United Nations Foundation |
| UNF➣UniFirst Corporation (stock symbol; Wilmington, MA) |
| UNF➣Unified |
| UNF➣Underflow |
| UNF➣Ungdomens Nykterhetsförbund |
| UNF➣Ungdommens Naturvidenskabelige Forening (Denmark) |
| UNF➣United Nations Fund |
| UNF➣Unified National Fine |
| UNF➣Uwharrie National Forest (North Carolina) |
| UNF➣Unified Fine Thread |
| UNF➣Umpqua National Forest (Oregon) |
| UNF➣Unité de Neuroimagerie Fonctionnelle (French: Functional Neuroimaging Unit; Canada) |
| UNF➣Uniform National Fine (screw thread) |
| UNF➣Unreasonable Forward Sequence Counter Indicator Bit |