| Acronym | Definition |
|---|
| TFA | Transformers: Animated (TV cartoon) |
| TFA | Trifluoroacetic Acid |
| TFA | Teach For America |
| TFA | Toughest Firefighter Alive (firefighter challenge) |
| TFA | Très Faible Activité (French: Very Slow Activity; nuclear waste radioactivity measurement) |
| TFA | Trans Fatty Acid |
| TFA | Things Fall Apart (Chinua Achebe book) |
| TFA | Thyroid Foundation of America |
| TFA | Two Factor Authentication (computer security authentication) |
| TFA | Temporary Family Assistance (Connecticut) |
| TFA | Total Fatty Acids |
| TFA | Transitional Finance Authority (New York City) |
| TFA | Time for Action |
| TFA | Tennessee Forestry Association (Nashville, TN) |
| TFA | Thanks For Asking |
| TFA | Texas Forensic Association |
| TFA | The Fallen Angels (gaming clan) |
| TFA | Task Force Alpha (Vietnam era military operation) |
| TFA | Total Flow Area (petroleum industry) |
| TFA | Transparent File Access |
| TFA | The Future Antiques (St. Louis, MO) |
| TFA | Threat from Above (World of Warcraft group quest) |
| TFA | Tanks Focus Area |
| TFA | Toxic Free Area |
| TFA | Tangible Fixed Assets |
| TFA | Target Factor Analysis |
| TFA | Trend Filtering Algorithm |
| TFA | Total Fixed Assets |
| TFA | Trade Facilitation Alliance |
| TFA | The Fashion Association (now part of American Apparel and Footwear Association) |
| TFA | TIE Fighter Alliance (gaming organization) |
| TFA | Temporary Field Authorization (Canada) |
| TFA | Technical Field Assistance |
| TFA | Trust Fund Advisors, Inc. |
| TFA | The Firefly Academy (online, nature-based school) |
| TFA | Transfer Function Analyzer |
| TFA | Technical Field Advisor (various organizations) |
| TFA | Telecommunications For All (email news) |
| TFA | The Friendly Alliance (gaming clan) |
| TFA | Traditionalfolkart.com |
| TFA | Technical Focus Area |
| TFA | The Fighting Alliance (gamming clan) |
| TFA | Trade Fair Authority (India) |
| TFA | Tanganyika Farmers' Association Limited (Arusha, Tanzania) |
| TFA | The Freaking Article (also see RTFA; polite form) |
| TFA | Total Force Assessment |
| TFA | Transfer Frame Assembly |
| TFA | Transient Fault Analysis |
| TFA | Take for Action |
| TFA | Treated Fresh Air Unit (indoor ventilation; India) |
| TFA | Topic-Focus Articulation (linguistics) |
| TFA | Trajectory Feasibility Analysis |
| TFA | Timber Frame Association (UK) |
| TFA | Time Finance Adjusters (Daytona Beach, FL) |