| Abbreviation | Definition |
|---|---|
| W/D | Withdrawal |
| W/L | Water Line |
| W/O | Without |
| W/O | Written Off |
| W/SP | Warheads and Special Projects Laboratory |
| W/T | Water Tight |
| WA | War Arranger |
| WA | Weapon Attack |
| WA | Womans Army |
| WAA | Wartime Aircraft Activity |
| WAAC | Women' Army Auxiliary Corps |
| WAAC | Womens Army Auxiliary Corps |
| WAAC | Women's Army Auxiliary Corps |
| WAAC | Womens Army Auxillary Corps |
| WAAC | Womens Auxiliary Army Corps |
| WAAC | Women's Auxiliary Army Corps |
| WAAD | Wide Angle Attack Dispersion |
| WAAF | Women's Auxiliary Air Force |
| WAAFB | Walker Air Force Base |
| WAAM | Wide area Anti-Armor Munitions |