| TDF | Tab Delimited File 
| Others |
| TDF | Tab Delimited Format
| Others |
| TDF | Table Definitions File
| Others |
| TDF | Tactical Delta Force
| Others |
| TDF | Tactical Digital Facsimile
| Others |
| TDF | Tactical Display Framework
| Others |
| TDF | tally Dysfunctional Family
| Others |
| TDF | Target Date Fund
| Others |
| TDF | Technical Data Freeway
| Others |
| TDF | Technology Development Fund
| Others |
| TDF | Technology Development Fund (DRDO)
| Defence, Fund, Technology |
| TDF | Teenage Dope Fiend
| Others |
| TDF | Telangana Development Forum
| Others |
| TDF | Telecommunications Development Fund
| Others |
| TDF | Template Description File
| Others |
| TDF | Templeton Dragon Fund
| Others |
| TDF | Ten Dollar Fonts
| Others |
| tdf | tenofovir
| Others |
| TDF | Tenofovir disoproxil fumarate
| Others |
| TDF | Terascan Data Format
| Others |
| TDF | Term Deposit Facility
| Others |
| TDF | Terran Defense Force
| Others |
| TDF | Terrestrial Defense Force
| Others |
| TDF | Test Data Folder
| Others |
| TDF | Testis Determining Factor
| Others |
| TDF | Tete De Fourche
| Others |
| TDF | The Daily Four
| Others |
| TDF | The Dawood Foundation
| Others |
| TDF | The Design Files
| Others |
| TDF | The Designers Foundry
| Others |
| TDF | The Dhol Foundation
| Others |
| TDF | The Difficult Find
| Others |
| TDF | The Document Foundation
| Others |
| TDF | Theater Development Fund
| Others |
| TDF | Theatre Development Fund
| Others |
| TDF | TheDraw Font file
| Others |
| TDF | Theme Definition File
| Others |
| TDF | Thinking Doing and Finishing
| Others |
| TDF | Tiled Data File
| Others |
| TDF | Tim's Dad's Friend
| Others |
| TDF | Timeout Decrease Factor
| Others |
| TDF | Tire Derived Fuel
| Others |
| TDF | Title Definition Format
| Others |
| TDF | To Die For
| Others |
| TDF | Toei Doga Famicom
| Others |
| TDF | Too Damn Funny
| Others |
| TDF | Tool Definition File
| Others |
| TDF | Total Devastation Forever
| Others |
| TDF | Total Duty Forgone
| Others |
| TDF | Totally Dysfunctional Family
| Others |
| TDF | Tour De France
| Others |
| TDF | Trace Definition File
| Others |
| TDF | Tracking Data Formatter
| Others |
| TDF | Traffic Detection Function
| Others |
| TDF | Transaction Data Format
| Others |
| TDF | Transmission Decrease Factor
| Others |
| TDF | Transportable Document Format
| Others |
| TDF | Traveler Data Frisking
| Others |
| TDF | Triplex Domain Finder
| Others |
| TDF | Truck Dispatcher Framework
| Others |
| TDF | Trunk Distribution Frame
| Others |
| TDF | Trusted Data Format
| Others |
| TDF | Turbo Diesel Forealz
| Others |
| TDF | Two Dogs Fabricating
| Others |
| TDF | Typeface Definition File
| Others |