| TMU | Taipei Medical University 
| Others |
| TMU | Tambor, Costa Rica
| Others |
| TMU | Tarbiat Moallem University
| Others |
| TMU | Tarbiat Modares University
| Others |
| TMU | Tarbiat Modarres University
| Others |
| TMU | Technical Managers in Universities
| Others |
| TMU | Teerthanker Mahaveer University
| Others |
| TMU | Telematics Unit
| Others |
| TMU | Temperature Measurement Unit
| Others |
| TMU | Terror Maps And Units
| Others |
| TMU | Test Monitoring Unit
| Others |
| TMU | Texas Metal Underground
| Others |
| TMU | Texas Methodist University
| Others |
| TMU | Texas Metropolitan University
| Others |
| TMU | Texture Management Unit
| Others |
| TMU | Texture Mapping Unit
| Others |
| TMU | Texture Memory Unit
| Others |
| TMU | Thomas More University
| Others |
| TMU | Threshold Memory Unit
| Others |
| TMU | Tianjin Medical University
| Others |
| TMU | Tie Me Up
| Others |
| TMU | Time Measurement Unit
| Others |
| TMU | Time Measuring Unit
| Others |
| TMU | To My Understanding
| Others |
| TMU | ToastMasters University
| Others |
| TMU | Tokyo Metropolitan University
| Others |
| TMU | Tooling & Manufacturing Unlimited, Incorporated
| Others |
| TMU | Total Mileage Unknown
| Others |
| TMU | TrackMania United (PC Game)
| Others |
| TMU | Tracy Motivational Unit
| Others |
| TMU | Trade Marketing Unit
| Others |
| TMU | Traer Municipal Utilities
| Others |
| TMU | Traffic Management Unit
| Others |
| TMU | Transient Monitoring Unit
| Others |
| TMU | Transmission Message Unit
| Others |
| TMU | Treasury Management Unit
| Others |
| TMU | Treasury Marketing Unit
| Others |
| TMU | True Mileage Unknown
| Others |
| TMU | True Miles Unknown
| Others |
| TMU | Trust for Mutual Understanding
| Others |
| TMU | Twin Motor Unit
| Others |