| Acronym | Definition |
|---|
| UTT | University of Technology of Troyes (France) |
| UTT | Under the Table |
| UTT | University of Trinidad and Tobago |
| UTT | Unconscious Thought Theory (psychology) |
| UTT | Urban Think Tank |
| UTT | University of Texas at Tyler |
| UTT | Uttarakhand (India) |
| UTT | Under The Table (software release that hasn't gone through official channel) |
| UTT | Unified Targeting Tool (US NSA) |
| UTT | Under the Thumb |
| UTT | Ubiquitous Telecommunication Technology |
| UTT | Up the Town |
| UTT | Untamed Tresses (Internet hair forum) |
| UTT | Uniform Traffic Ticket (Vehicle and Traffic Laws) |
| UTT | Unable to Test |
| UTT | Ultrasonic Thickness Testing |
| UTT | United Talmud Torahs of Montreal (Montreal, Quebec, Canada) |
| UTT | Untested Dram (full specification parts, not fully tested and unmarked) |
| UTT | Universe Technical Translation |
| UTT | Undescriptive Thread Title (internet forum moderation) |
| UTT | Upper Tier Technology (BMDO) |