| Acronym | Definition |
|---|
| TTA➣Trying to Avoid |
| TTA➣Tibial Tuberosity Advancement (veterinary orthopedic procedure) |
| TTA➣Travel Trust Association (UK) |
| TTA➣Tomorrowland Transit Authority (Walt Disney World) |
| TTA➣Teacher Training Agency (UK) |
| TTA➣Transition to Adulthood (various locations) |
| TTA➣Time to Activate |
| TTA➣Triangle Transit Authority |
| TTA➣Triangle Transit Authority (Raleigh/Chapel Hill/Durham, North Carolina, USA) |
| TTA➣The Tough Alliance (band) |
| TTA➣Telecommunications Technology Association (Korea) |
| TTA➣Time Triggered Architecture |
| TTA➣To Take Away (UK medications supplied on hospital discharge) |
| TTA➣Transport Triggered Architecture |
| TTA➣Top Talent Award (Europrix) |
| TTA➣Texas Telephone Association |
| TTA➣Time to Answer |
| TTA➣Turbo Trans-Am (Pontiac) |
| TTA➣Tri-State Transit Authority (Huntington, WV) |
| TTA➣Tow Truck Authority (Australia) |
| TTA➣Time to Apogee |
| TTA➣Try Try Again |
| TTA➣Toyota Tsusho America, Inc. |
| TTA➣Tokyo Trucking Association (Tokyo, Japan) |
| TTA➣Technology Transfer Agreement |
| TTA➣Tennessee Trails Association (hiking organization) |
| TTA➣Technical Theatre Awards |
| TTA➣Telecom Technical Assistant |
| TTA➣Technology Transition Agreement |
| TTA➣Tennessee Telecommunications Association |
| TTA➣Tokyu Travel America (Belmont, CA) |
| TTA➣Trans Texas Airways |
| TTA➣Tissue Texture Abnormality |
| TTA➣Top Teens of America |
| TTA➣Type-Tested Assembly |
| TTA➣Trustees Teaching Award |
| TTA➣Time to Alarm |
| TTA➣Tomorrowland Transportation Authority (Disney) |
| TTA➣Tuition Trust Authority |
| TTA➣Teen Tickling Australia |
| TTA➣Trauma Team Activation (hospital/traumacenters) |
| TTA➣Tactical Terminal Adapter |
| TTA➣TopTour America |
| TTA➣Trans-Tasman Agency (New Zealand) |
| TTA➣Tunisian Travel Agency (Tunisia; est. 1998) |
| TTA➣Total Tangible Assets |
| TTA➣Tri-p-Tolylamine |
| TTA➣Technical Task Agreement |
| TTA➣Triple Triad Advance (Final Fantasy minigame) |
| TTA➣Tiger Team Assessment |
| TTA➣Tree Top Airways (humor) |
| TTA➣Triage and Treatment Area (emergency medicine) |
| TTA➣Tailored Training Approach |
| TTA➣Tree-Trellis Algorithm |
| TTA➣Torah Tidbits Audio (weekly radio program in Israel and on the Web) |
| TTA➣Talking to Americans (Canadian TV show) |
| TTA➣Tshwane Tourism Association (South Africa) |
| TTA➣Telecommunications Technical Associate |
| TTA➣Tactical Terrain Analyzer |
| TTA➣Telephone Treatment and Advice (National Health Service; UK) |
| TTA➣Two Tone Alarm (same as TTAA) |
| TTA➣Touch Them All |
| TTA➣Toshima Tourism Association (Japan) |
| TTA➣Travel Time Authorized |
| TTA➣Turkey Toilet Association |
| TTA➣Touch Tone Arrangement |