| Acronym | Definition |
|---|
| FTT | Flush the Toilet |
| FTT | Free to Talk |
| FTT | First-Tier Tribunal (UK taxes) |
| FTT | Free Trade Treaty |
| FTT | Financial Transactions Tax (various locations) |
| FTT | Full Talk Time (telecommunications) |
| FTT | Faerie Tale Theatre (TV) |
| FTT | Failure To Thrive |
| FTT | Floating Point Trap Type |
| FTT | Fedora Technical Team |
| FTT | Free to Try |
| FTT | Fédération Tunisienne de Tennis (French: Tunisian Tennis Federation; Tunisia) |
| FTT | Fitness to Teach (various organizations) |
| FTT | Fauteuil Tout Terrain (French: All Terrain Wheelchair) |
| FTT | Fair Trade Towns |
| FTT | Fizika Tverdogo Tela (Russian: Solid State Physics; journal) |
| FTT | Food and Textile Technology (course; various locations) |
| FTT | Facilité Temporaire de Trésorerie (French: Easy Temporary Cash) |
| FTT | Fédération Tahitienne de Tennis (French: Tahitian Federation of Tennis; Tahiti) |
| FTT | Free Territory of Trieste (European state) |
| FTT | Foreign Travel Tax (India) |
| FTT | Fast Track Technologies |
| FTT | Failure to Train |
| FTT | First Time Through |
| FTT | Full-Time Temporary |
| FTT | Fischer-Tropsch Type (catalytic process) |
| FTT | Fire This Time (Canadian newspaper) |
| FTT | Field Tactical Trainer |
| FTT | Forward Travel Time (US Air Force) |
| FTT | Florida Turbine Technologies, Inc. (Jupiter, FL) |
| FTT | Fever Therapy Tehnician (US Navy) |
| FTT | France Transfert Technologies (France) |
| FTT | Friday the Thirteenth (movie) |
| FTT | Forum Toulouse Technologies (French: Toulouse Technologies Forum; Toulouse, France) |
| FTT | Field Training Team |
| FTT | Fox Tales Times (fetish website) |
| FTT | Field Test Telescope (DELTA) |
| FTT | File Transfer Time |
| FTT | Factory Trained Technician |
| FTT | Functional Threat Test |
| FTT | Fuel Temperature Test |
| FTT | Fahrenheit Total Temperature (steam ejector/condenser design) |
| FTT | Finite-Termination Theorem |
| FTT | Frank's Toothache Tincture |