| Acronym | Definition |
|---|
| DFDS➣Data Facility Device Support |
| DFDS➣Det Forenede Dampskibs Selskab (Danish: The United Steamship Company) |
| DFDS➣Digital Flight Data System (Alakai Technologies; Hopkinton, MA) |
| DFDS➣Data File Distribution System |
| DFDS➣Data Facility Device Support (IBM) |
| DFDS➣Deck Forward Deck Switch |