MTTF
| Acronym | Definition |
|---|---|
| MTTF | Mean Time To Failure |
| MTTF | Mean Time to Fail (software measure) |
| MTTF | Maryland Technology Transfer Fund (now Maryland Technology Transfer and Commercialization Fund; research and development funding) |
| MTTF | Military Transformation Task Force (San Antonio, TX) |
| MTTF | Mauritius Tamil Temples Federation (est. 1960; Mauritius) |
| MTTF | Manhattan Traffic Task Force (New York Police Department) |