| Abbreviation | Definition |
|---|---|
| DAS | Deep And Shallow |
| DB | Dark Band |
| DBAA | Duke Band Alumni Association |
| DBB | Diagonal Band of Broca |
| DBDF | DimeBag Dime-O-Flame Electric Guitar |
| DBDP | Dual band dual polarization |
| DBDP | Dual Band Dual Polarized |
| DBDT | DimeBag Darrel Tribute guitar |
| DBIV | Dead Babies In Vomit |
| DBM | Death By Music |
| DBM | Decision Band Method |
| DBMC | Dewey Beach Music Conference |
| DBPA | Dual Band Printed Antenna |
| DBR | Dual Band Radar |
| DBSK | Dong Bang Shin Gi |
| DBSK | Dong Bang Shin Ki |
| DBSM | Depressive Suicidal Black Metal |
| DBTS | David Blaine's The Steakhouse |
| DBWD | Dual Band Wavelength Demultiplexer |
| DC4 | Dreamchasers 4 |