| Acronym | Definition |
|---|
| TDB | Trade Development Board (Singapore) |
| TDB | Till Day Break |
| TDB | Trade and Development Board (UNCTAD) |
| TDB | Trivial Database (Samba software) |
| TDB | Task Data Base |
| TDB | Tact Data Base |
| TDB | Teikoku Databank, Ltd. (Japan) |
| TDB | The Disco Biscuits (band) |
| TDB | Tableau de Bord |
| TDB | Tank Destroyer Battalion |
| TDB | Toyota do Brasil (Brazilian car company) |
| TDB | Torrance Daily Breeze (Torrance, CA) |
| TDB | Technology Development Board (India) |
| TDB | Technical Data Bulletin |
| TDB | Toronto Dominion Bank |
| TDB | Temporary Disability Benefit (New Jersey) |
| TDB | The Dangerous Brothers (France) |
| TDB | The Division Bell (Pink Floyd album) |
| TDB | Théatre Dijon Bourgogne (French theater) |
| TDB | The Daily Bellwether (blog) |
| TDB | Technical Disclosure Bulletin |
| TDB | Trade Development Bank (Mongolia) |
| TDB | Thermochemical Database (Nuclear Energy Agency) |
| TDB | Terrain Database |
| TDB | Temps Dynamique Barycentrique (Barycentric Dynamical Time) |
| TDB | Technology Database |
| TDB | The Dog's Bullocks |
| TDB | Take Down Back (metals) |
| TDB | Too Damn Bad |
| TDB | Trip Database |
| TDB | The Dark Breed (gaming clan) |
| TDB | Training Development Branch |
| TDB | The Daily Blitz (blog site) |
| TDB | Time Distribution Bus |
| TDB | The Digital Brotherhood |
| TDB | Turret Distribution Box |
| TDB | Tape Disk Business (magazine) |
| TDB | Theater Defense Brigade |
| TDB | Technical Directive Board |
| TDB | Threat Database |
| TDB | Technique Décor Bâtiment (French: Technical Building Set) |
| TDB | Transportation Database |
| TDB | Théatre de Bayonne (French theater) |