| Acronym | Definition |
|---|
| DF | Distrito Federal (Spanish: Federal District) |
| DF | Data Frame |
| DF | Dairy Free |
| DF | Disk Free |
| DF | Distrito Federal (Brazil) |
| DF | Delta Force (Novalogic military combat game) |
| DF | Drug Free |
| DF | Dwarf Fortress (video game) |
| DF | Dansk Folkeparti |
| DF | Direction Finder |
| DF | Degree of Freedom |
| DF | La Documentation Française (France) |
| DF | Dual Frequency |
| DF | Don't Fragment |
| DF | Dead Fish |
| DF | Direction Flag |
| DF | Drinking Fountain (various companies) |
| DF | Diesel Fuel |
| DF | Disk Farm |
| DF | Delay Fuse |
| DF | Dodd-Frank (finance law) |
| DF | Dragon Force (band) |
| DF | Dietary Fiber |
| DF | Dengue Fever |
| DF | Darkfall (game) |
| DF | Dong Feng (Asia automobile manofacturer) |
| DF | Douglas Fir |
| DF | Distraction Free (web browser extension) |
| DF | Data Field |
| DF | Dead Frontier |
| DF | Decision Feedback |
| DF | Darkness Falls (Dark Age of Camelot online game) |
| DF | Dissipation Factor |
| DF | Dirt Farmer |
| DF | Divine Forces (gaming; Runescape clan) |
| DF | Dark Forces (LucasArts game) |
| DF | Defence Forces (Irish Army) |
| DF | Derek Fisher (NBA Player) |
| DF | David Farrell (composer) |
| DF | Dragonfable (online game) |
| DF | Double Feature |
| DF | Destination Field |
| DF | Data Fusion |
| DF | Dancefit |
| DF | Dilution Factor |
| DF | Design Feature |
| DF | Dorsiflexion |
| DF | Digital Forensics |
| DF | Dobbs Ferry (New York) |
| DF | Depth Finder |
| DF | Down Forward (video game) |
| DF | Disposal Facility |
| DF | Discount Factor |
| DF | Dean of the Faculty |
| DF | Design Flow |
| DF | Democratic Front (India) |
| DF | Deep Forest (band) |
| DF | Dungeon Family (Collection of Bands) |
| DF | Dog Fight (air-to-air combat) |
| DF | Duty Factor |
| DF | Dedicated File |
| DF | Drilling Fluid |
| DF | Dioxins and Furans |
| DF | Despair Faction (website) |
| DF | Damage Free |
| DF | Disposition Form |
| DF | Districto Federal |
| DF | Darling Fiancee |
| DF | Delivery Function |
| DF | Dark Future (role playing game) |
| DF | Degree Fahrenheit |
| DF | Dermatofibroma (skin tumor) |
| DF | Distribution Frame |
| DF | Defender of the Faith |
| DF | Deep Freezer (storage and preservation) |
| DF | Deuterium Fluoride |
| DF | Difference Frequency |
| DF | Digital Fortress (book) |
| DF | Defensive Fire |
| DF | Distance Formula |
| DF | Density Factor |
| DF | Decode and Forward |
| DF | Distriktsidrottsförbund (Swedish Gymnastics Federation) |
| DF | Device Flag |
| DF | Diamond Frame (bicycle) |
| DF | Dead Fantasy (anime) |
| DF | Digital Fingerprint |
| DF | DynaFlat (Samsung monitor) |
| DF | Double Flag |
| DF | Deblocking Filter |
| DF | Dielectric Film |
| DF | Decontamination Factor |
| DF | Dose Factor |
| DF | Destroyer Flotilla |
| DF | Development Flight |
| DF | Data Formatter |
| DF | Dead Freight |
| DF | Dispersion Factor |
| DF | Decimation Factor |
| DF | Direct Fulfillment (contract manufacturer sends product directly to the customer) |
| DF | Dead Files |
| DF | Delivery Facility (Canada Post) |
| DF | Delay Fault |
| DF | Duplex Filter |
| DF | Dark Falz (Phantasy Star Online boss, gaming) |
| DF | Dynamic Flux |
| DF | Danske Folkedanseres (Denmark) |
| DF | Die Famous |
| DF | Dark Friend |
| DF | Dynamo Field (automotive electronics) |
| DF | Dark Faction (video game) |
| DF | Dimensional Fact (data warehouse model) |
| DF | Double Feeder |
| DF | Dissociation Factor (chemistry) |
| DF | The Elder Scrolls: Daggerfall (computer game) |
| DF | DuelField (online game) |
| DF | Delay Fuze |
| DF | Demodulation Filter |
| DF | Drainage Frequency |
| DF | Dhammakaya Foundation |
| DF | Droopy Flange |
| DF | Duck Farm, Inc. |
| DF | Dysfunctional Fighters (gaming clan) |