| Acronym | Definition |
|---|
| DBD | Dead by Daylight (game) |
| DBD | Demam Berdarah Dengue (Indonesian: Scarlet Fever) |
| DBD | Database Driver |
| DBD | DNA binding Domain (nuclear receptors) |
| DBD | Department of Business Development |
| DBD | Defective by Design (campaign; Free Software Foundation) |
| DBD | Day-By-Day |
| DBD | Database Design |
| DBD | Deutsche Breitband Dienste (German: German Broadband Services) |
| DBD | Dielectric Barrier Discharge |
| DBD | Drive by Downloads |
| DBD | Disable Block Descriptor |
| DBD | Double Byte Error Detection |
| DBD | Data Base Design |
| DBD | Data Base Definition |
| DBD | Data Base Diagram |
| DBD | Data Base Driver |
| DBD | Dead Band |
| DBD | Data Base Description |
| DBD | Database Description |
| DBD | Diamond Book Distributors (Timonium, MD) |
| DBD | Death Before Dishonor (gaming clan) |
| DBD | Decibels (dipole antenna) |
| DBD | Delta Beauté Distribution (French: Delta Beauty Distribution) |
| DBD | Demokratische Bauernpartei Deutschlands (Democratic Farmer's Party of East Germany) |
| DBD | Dementia Behavior Disturbance |
| DBD | Disruptive Behavior Disorder |
| DBD | Definite Brain Damage (diagnosis) |
| DBD | Death before Disco (gaming clan) |
| DBD | Database Dictionary (file extension) |
| DBD | Death by Degrees (game) |
| DBD | Duke Blue Devils (aka the BDs) |
| DBD | Dancing By Definition (square dancing) |
| DBD | Death by Dualshock (gaming clan) |
| DBD | Dead Beat Dad (father in arrears of child support) |
| DBD | Design Basis Document |
| DBD | Death by Dismemberment (gaming) |
| DBD | Days Between Dates |
| DBD | Debrancher Enzyme Deficiency |
| DBD | Don't Be Dumb |
| DBD | Days before Digital |
| DBD | Delicious Bookmark Discovery (iPad application) |
| DBD | Depression/Bipolar Disorder |
| DBD | Diagnose Before Dispatch |
| DBD | Distributed Block Device (Posix Systems) |
| DBD | Degenerative Bone Disease |
| DBD | Deadbox before Dishonor (paintball group) |
| DBD | Detailed Budget Decision |
| DBD | DISA Budget Decision |
| DBD | Don't Be Dissin' |
| DBD | Death before Disloyalty |
| DBD | Director for Business Development |
| DBD | Dinner Business Decline (Olive Garden Italian Restaurant) |
| DBD | Death before Dismount (gaming) |