| Abbreviation | Definition |
|---|---|
| LWS-FA | Left Wheel Speed - Front Axle |
| LWSR | Light-Weight Strike and Reconnaissance aircraft |
| LWSR(R) | Light-Weight Strike and Reconnaissance aircraft - Reconnaissance role |
| LWSR(S) | Light-Weight Strike and Reconnaissance aircraft - Strike role |
| LWS-RA | Left Wheel Speed - Rear Axle |
| LWST | Lowest |
| LWSTA | Light Warning Station |
| LWTAS | Lightweight Target Acquisition System |
| LWTB | Land Warrior Test Bed (Fort Benning, Georgia) |
| LWTS | Light Weapon Thermal Scope |
| LWTS | Light Weapon Thermal Sight |
| LWU | Land Warfare University |
| LY | Lysander (British WW II Airplane) |
| LYC | Lauderdale Yacht Club |
| LZ | Landing Zone |
| LZ | Luftschiff Zeppelin |
| LZA | Landing Zone Approval |
| LZCO | Landing Zone Control Officer |
| LZQ | Landing Zone Request |
| M | Mandatory |