TMSM
| Acronym | Definition |
|---|---|
| TMSM | Toyota Motor Sales & Marketing Corporation (Japan) |
| TMSM | Transition Metal Switchable Mirror |
| TMSM | Tambura 4 Strings, Male (musical instrument) |
| TMSM | Tachometer Module Switch Matrix |
| TMSM | Trex Mercenaries of Space Merchant (gaming network) |