Other
- Tahyees Medical Association - a Group of young Egyptian doctors created this term to describe their activity which is full of fun & joy :)
- Target Motion Analysis - the collection of methods employed to determine the bearing, course, speed and range of targets in naval warfare.
- Tehsil municipal administration, an administrative subdivision of Indian government
- Theatre Musicians Association, Players' Conference of the American Federation of Musicians
- Theatrical Management Association, UK's association for companies involved in the production of the performing arts, and the presenter of the annual TMA Awards
- Total Media Agency, a Japanese adult video production company
- Transparent Media Adapter (also called a film adapter), a lamp equipped with a diffuser used to allow flatbed scanners to scan films
- Tutor-Marked Assessment or Tutor-Marked Assignment - a form of long-distance examination used by the Open University in the UK
- Traditional Martial Arts
- TMA-1 (Tycho Magnetic Anomaly 1), a fictional black Monolith (Space Odyssey) featured in the film and novel 2001: A Space Odyssey
- Traffic Management Act (2004)
- A Yugoslavian series of landmines:
- TMA-1 mine
- TMA-2 mine
- TMA-3 mine
- TMA-4 mine
Read more about this topic: TMA