| | DDT | | Don't Do That |
| | dduhrtyaslfwen,ufelfrmhvn | | did you hurt yourself when, you fell from heaven? |
| | ddyl | | Drunk Dial You Later |
| | DECT | | Digital Enhanced Cordless Communications |
| | DEFCON | | DEFence CONdition |
| | DEGT | | Don't Even Go There |
| | DEROS | | date of expected return from overseas |
| | DEU | | Dumb End User |
| | DFA | | Department of Foreign Affairs |
| | DFAS | | Defense Finance and Accounting Service |
| | dfcw | | during the first civil war |
| | dfd | | data flow diagram |
| | DFMF | | Data Flow Modelling Framework |
| | DFP | | Digital Flat Panel |
| | dftba | | don't forget to be awesome |
| | DGA | | Digital Guardian Angel |
| | DGA | | don't go anywhere |
| | DGARA | | Don't Give A Rats Arse |
| | DGARA | | don't give a rats ass |
| | dgmaan | | don't give me an answer now |
| | dgms | | Don't get me started |
| | DGMW | | Don't Get Me Wrong |
| | DGPS | | Differential Global Positioning System |
| | DGPS | | Differential GPS |
| | dgyf | | Damn Girl You're Fine |
| | dhcp | | Dynamic Host Configuration Protocol |
| | dhtc | | don't hit the cell |
| | diaf | | die in a fire |
| | diayo | | did i ask for your opinion |
| | DIFX | | Dubai International financial Exchange |
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