TMBU
| Acronym | Definition |
|---|---|
| TMBU | Tilka Manjhi Bhagalpur University (India) |
| TMBU | Table Maintenance Block Update (US NASA) |
| TMBU | Trevor Mann Baby Unit (specialized medical unit; Brighton and Sussex University Hospitals; National Health Service; UK) |
| TMBU | This Might Be Useful |
| TMBU | Transmission and Modules Business Unit (California) |