| Abbreviation | Definition |
|---|---|
| QTU | Quick Take- Up |
| QTW | Quattro Turbo Wagon |
| QVA | QANTAS Virtual Airways |
| QVB | Quick Vision Barracuda |
| QVM | Qualified Vehicle Modifier |
| QVM | Quality Vehicle Modifier |
| QVN | QuoVadis Navigator |
| QVO | Qualified Vehicle Operator |
| QVR | Quality Vehicle Refurbishment |
| QVS | Quiet Vehicle Sounder |
| QWB | Quality Wheel Bearings |
| QWEST | Quonset Wind Energy and Surface Transportation |
| R | Railroad |
| R | Rates |
| R | Returning |
| R | Reverse |
| R | Rider |
| R | Rimorchio (trailer) |
| R | Route |
| R | Runner |