| Acronym | Definition |
|---|
| DAD | Duplicate Address Detection (IPv6 address configuration) |
| DAD | Drinking and Driving |
| DAD | Dungeons And Dragons |
| DAD | Die Another Day (James Bond movie) |
| DAD | Database Access Descriptor |
| DAD | Director of Admissions (USMA) |
| DAD | Diode-Array Detector |
| DAD | Document Access Definition |
| DAD | Death and Decay (game) |
| DAD | Deputy Assistant Director |
| DAD | Discharge Abstract Database |
| DAD | Dressage At Devon (horse show) |
| DAD | Diffuse Alveolar Damage |
| DAD | Dedicated and Devoted |
| DAD | Desktop Application Director (WordPerfect for Windows) |
| DAD | Data Administrator |
| DAD | Digital Audio Disc |
| DAD | Disneyland After Dark (band) |
| DAD | Desiccant Air Dryer (compressed air system components) |
| DAD | Defense Acquisition Deskbook |
| DAD | Dogs Against Drugs |
| DAD | Dark Armed Dragon (Yu-Gi-Oh card) |
| DAD | Distributed Application Development |
| DAD | Digital/Analog/Digital (audio CD format, recording/mixing/mastering) |
| DAD | Decide, Announce, and Defend |
| DAD | Data Access Descriptor |
| DAD | Data Access Descriptor (Oracle) |
| DAD | Da Nang, Vietnam - Da Nang (Airport Code) |
| DAD | Dual Air Density |
| DAD | Delayed After Depolarization |
| DAD | Demolay Advisor Development (International Order of DeMolay) |
| DAD | Database Assisted Design |
| DAD | Direct Access Democracy (Canada) |
| DAD | Distributional Analysis/Analyse Distributive |
| DAD | Distributed Architecture Decoy |
| DAD | Defense Appellate Division |
| DAD | Delaware Association of the Deaf |
| DaD | Digiartist's Domain (forum) |
| DAD | Distributed Attack Detection |
| DaD | Digi Artists Domain (forum) |
| DAD | Drive Against Diabetes |
| DAD | Days After Draining |
| DaD | Divide and Delegate |
| DAD | Distributed Applications Division (Microsoft) |
| DAD | Deployment Assistance Device |
| DAD | Design Appraisal Declaration |
| DAD | Design Approval Data |
| DAD | Detailed Aircraft Decontamination |
| DAD | Development Activity Description |
| DAD | Dryer, Compressed Air, Desiccant |
| DAD | Dependability of Architecture Design |
| DAD | Defenders Against Drugs |
| DAD | Defense Acquisition Decision |
| DAD | Design Approval Designee (Transport Canada Civil Aviation) |
| DAD | Data Assets Development (Needham, Massachusetts) |
| DAD | Dispositif d'Accueil Diversifié (French child safety association) |
| DAD | Downtown Arts District (various locations) |
| DAD | Database Application Developer (computing) |
| DAD | Détecteur Autonome Déclencheur (French: Autonomous Trigger Sensor) |
| DAD | Détection, Asservissement, Désenfumage (French fire detection company) |