| Abbreviation | Definition |
|---|---|
| DOC | Daughters Of the Confederacy |
| DOCC | Ducati Owners Club of Canada |
| DoD | Dream of Doll |
| DOE | Daughters Of Eve |
| DOG | DUI (Diving Unlimited International) Owners Group |
| DOGS | Dayton, Ohio, Giant Scalers |
| DOL | Destroyers On Line |
| DORK | Disciple Of A Righteous King |
| DotA | Defense of the Ancients |
| DOTS | Dozens Of Terrific Stamps |
| DQVC | Dragon Quest Virtual Catolog |
| DR | Design Runtime |
| DRA | Diamond Realm Assistant |
| DRCC | Derby Radio Control Club |
| DRHS | Denver Rail Heritage Society |
| DRM | Dice Roll Modifier |
| DRONE | Datsun Roadsters Of New England |
| DRRA | Donaldson Run Recreation Association |
| DS | Day Sailor |
| DSB2 | Disgaea Social Board 2 |