| Acronym | Definition |
|---|
| TRU➣True |
| TRU➣Thompson Rivers University (Canada) |
| TRU➣Toys R Us |
| TRU➣Tomb Raider Underworld (gaming) |
| TRU➣Truckee (Amtrak station code; Truckee, CA) |
| TRU➣Transuranic |
| TRU➣Transceiver Unit |
| TRU➣Teenage Research Unlimited |
| TRU➣The Root Underground (gaming clan) |
| TRU➣Transformer Rectifier Unit |
| TRU➣Transuranium |
| TRU➣Tolerance, Respect, Understanding |
| TRU➣Tactical Response Unit |
| TRU➣Time Reference Unit |
| TRU➣Tactical Robbery Unit (Miami, FL) |
| TRU➣Tha Railroad Undaground (music) |
| TRU➣Traditional Rights and Usages |
| TRU➣Terminal Respiratory Unit (lung functional unit) |
| TRU➣The Real Untouchables (rap group) |
| TRU➣Total Return Unitrust |
| TRU➣Transmitter/Receiver Unit (cellular systems) |
| TRU➣Trujillo, Peru - Trujillo (Airport Code) |
| TRU➣Transmit Receive Unit |
| TRU➣Technical Rescue Unit |
| TRU➣Transitional Rehabilitation Unit |
| TRU➣Turbidity Reducing Unit |
| TRU➣Thermal Receiving Unit (M1 tank thermal sight) |
| TRU➣Thrust Reverser Unit |
| TRU➣Total Removed Urea (dialysis) |
| TRU➣Trans-Uranic Actinides |
| TRU➣Test Replaceable Unit |
| TRU➣Technical Resources Unit |
| TRU➣Test Repairable Unit |
| TRU➣Target Reporting Unit |