| Abbreviation | Definition |
|---|---|
| FW | Fifth Wheel |
| FW | Formula Weight |
| FWC | Flight Warning Computer |
| FWD | Falling Weight Deflectometer |
| FWD | Four Wheel Drive |
| FWDR | Forwarder |
| FWPCA | Federal Water Pollution Control Act |
| FWT | Freight Weight Tonnes |
| FWTD | Fifth Wheel Towing Device |
| FWY | Freeway |
| FXFZ | FedEx Freight |
| FYM | Freight Yard Manager |
| G | Grams |
| G-7 | Group of 7 Nations |
| GA | General Aviation |
| GAA | General Aviation Activity |
| GAA | General Aviation Area |
| GAAA | General Aviation Activity and Avionics |
| GAAAA | Global Airline Alliance Adherence Agreement |
| GAAC | General Aviation Advisory Circulars (Canada) |