| Abbreviation | Definition |
|---|---|
| DEB | Debate |
| DEB | Debate Evidence Blocker |
| DED | Danger Extreme Deviant |
| DED | deferred enforced departure |
| DEF | Defend |
| DEF | Defile |
| DEL | Delegate |
| DENIAL | Don't Even Notice I Am Lying |
| DEP | Don't Expect Protection |
| DEW | Drop Everything and Walk |
| DF | Dangerous Fiend |
| DF | Drunken Freeloader |
| D-F | Dodd-Frank |
| DGI | De Groof Immobili |
| DGI | Distinguished Gentlemen's Investigation |
| DHC | Dream Hope Challenge |
| DHR | Former Department of Human Resources |
| DI | Disruptive Influence |
| DIC | Drunk In Charge |
| DID | Died In Disgrace |