MMTT
| Acronym | Definition |
|---|---|
| MMTT | Multisport Madness Triathlon Team |
| MMTT | Mixed-Meal Tolerance Test |
| MMTT | Magyar Mesterséges Táplálási Társaság (Hungarian: Hungarian Society of Artificial Nutrition) |
| MMTT | More Meta Than Thou |
| MMTT | Multi-Mission Team Trainer |
| MMTT | Mail Myself to Thoreau (band) |
| MMTT | Multipurpose Multiple Telescope Testbed |
| MMTT | More Money Than Talent |