TUFF
| Acronym | Definition |
|---|---|
| TUFF | Turbo Undercover Fighting Force (fictional organization) |
| TUFF | Toronto Urban Film Festival (Canada) |
| TUFF | Texans United for Families |
| TUFF | Tribeca Underground Film Festival (now Be Film The Underground Film Festival; New York, NY) |
| TUFF | Teaching Us Fitness is Fun |
| TUFF | Teens Under Fervent Fire (ministry) |
| TUFF | Telecommunications UK (United Kingdom) Fraud Forum (England, UK) |