TBM may refer to:
- Socata TBM, a single engine turboprop aircraft
- Tactical ballistic missile
- TBM Avenger, the designation given to Grumman TBF Avenger torpedo bomber airframes produced by General Motors.
- The Transferable belief model, a mathematical theory on uncertainty.
- True Believing Mormon, a label for religious Mormons
- Tunnel boring machine
- ThermoBiMetal (smart materials)
Music and entertainment:
- Techno Body Music, another term for Electronic body music
- The Beautiful Music, a Canadian indie record label
- The Bumblebee Man
- The Birthday Massacre
- The Black Mages
- Three Blind Mice, a Japanese record label