TRAA
| Acronym | Definition |
|---|---|
| TRAA | Three Rivers Ambulance Authority (Fort Wayne, IN) |
| TRAA | Towing & Recovery Association of America |
| TRAA | The Rock across Australia (Christian music charts) |
| TRAA | Terminal Railroad Association of St. Louis |
| TRAA | Telluride Regional Airport Authority (Colorado) |
| TRAA | Thick Rectangular Aperture Antenna |