| TFF | T Flip-Flop 
| Others |
| TFF | Tacoma Film Festival
| Others |
| TFF | Tagged File Format
| Others |
| TFF | Tangential Flow Filtration
| Others |
| TFF | Tanzania Football Federation
| Others |
| TFF | Task Force Fox
| Others |
| TFF | Task Force on Funding
| Others |
| TFF | Teague Freyaldenhoven Freyaldenhoven
| Others |
| TFF | Tears For Fears
| Others |
| TFF | Technical Fabrication Form
| Others |
| TFF | Tefe, AM, Brazil
| Others |
| TFF | Telegraph Fantasy Football
| Others |
| TFF | Telluride Film Festival
| Others |
| TFF | Temple Fly Fork
| Others |
| TFF | Temporary Food Facilities
| Others |
| TFF | Temporary Food Facility
| Others |
| TFF | Tennis For Free
| Others |
| TFF | Texas Finance Festival
| Others |
| TFF | Texas Fishing Forum
| Others |
| TFF | Texas Furry Fiesta
| Others |
| TFF | The Fanfiction Forum
| Others |
| TFF | The Firearms Forum
| Others |
| TFF | The Firm Foundation
| Others |
| TFF | The Fomunyoh Foundation
| Others |
| TFF | The Ford Foundation
| Others |
| TFF | The Frag Factory
| Others |
| TFF | The Friendly Few
| Others |
| TFF | The Trinity Forum
| Others |
| TFF | Thought For Food
| Others |
| TFF | Tight Firm and Fill
| Others |
| TFF | Tile File Format
| Others |
| TFF | Time to First Fixation
| Others |
| TFF | Time to Free Fall
| Others |
| TFF | Together For Friendship
| Others |
| TFF | Top Field First
| Others |
| TFF | Torino Film Festival
| Others |
| TFF | Total Flow Filtration
| Others |
| TFF | Total Fuel Flow
| Others |
| TFF | Trade Facilitation Facility
| Others |
| TFF | Traders in Financial Futures
| Others |
| TFF | Trans Fat Free
| Others |
| TFF | Transnational Foundation for Peace and Future Research
| Others |
| TFF | Travelling Film Festival
| Others |
| TFF | Treasury Forfeiture Fund
| Others |
| TFF | Trefoil Factor Family
| Others |
| TFF | Tribeca Film Festival
| Others |
| TFF | Trivia Fun Forum
| Others |
| TFF | Tropical Forest Foundation
| Others |
| TFF | Tropical Forest Foundation's
| Others |
| TFF | True Financial Freedom
| Others |
| TFF | Turkish Football Federation
| Others |
| TFF | Twitter Follower Friend
| Others |