| Acronym | Definition |
|---|
| DNF | Did Not Finish (racing) |
| DNF | .NET Framework (Microsoft) |
| DNF | Duke Nukem Forever |
| DNF | Do Not Fit (electronics) |
| DNF | Droits des Non Fumeurs (French: Non-Smokers Rights) |
| DNF | Dynamic Network Factory |
| DNF | Digital National Framework |
| DNF | Device not Found |
| DNF | Dandified Yum (software) |
| DNF | Do Not Forward |
| DNF | Digital National Framework (UK) |
| DNF | Dynamic Network Factory, Inc. |
| DNF | Deep Neck Flexor |
| DNF | Do Not Fix (software bug) |
| DNF | Do Not Freeze (USAP) |
| DNF | Dungeon and Fighter (video game) |
| DNF | Do Not Forget |
| DNF | Defense Nuclear Facilities |
| DNF | Deschutes National Forest (Oregon) |
| DNF | Does Not Follow (mathematical proofs) |
| DNF | Dominant-Negative Form (genetics) |
| DNF | Dynamic No Fins (swimming) |
| DNF | Direction Nationale des Formations (French: National Directorate of Training) |
| DNF | Do Not Fax |
| DNF | Domain Name Forum |
| DNF | Data Not Found |
| DNF | Digital Noise Filter |
| DNF | Danmarks Nationale Front (Danish: Denmark's National Front) |
| DNF | Disjunctive/Disjoint Normal Form |
| DNF | Down 'n Floundering (racing) |
| DNF | Second Disjunctive Normal Form |
| DNF | Domain Name Finder |
| DNF | Did Not Find |
| DNF | Does Not Function |