| Abbreviation | Definition |
|---|---|
| LWGA | Louisiana Women's Golf Association |
| LWGA | The Landings Women's Golf Association |
| LWGC | Lake of the Woods Gun Club |
| LWGC | Lake Winnipesaukee Golf Club |
| LWGC | Lake Wissota Golf Classic |
| LWGC | Leamington & Warwick Gymnastic Club |
| LWGC | Llandrindod Wells Golf Club |
| LWGP | Light Weight Grand Prix |
| LWO | Latino Wrestling Organization |
| LWSB | LightWeight Super Bike |
| LYG | Link Your Game |
| M | Motorsport |
| M | Multiplayer |
| M&T | Michigan and Trumbull |
| M/C | Motorcycle Club |
| MAA | Marist Athletic Association |
| MAA | Martial Arts For Africa |
| MAB | Marksman Attack Board |
| MABL | Manchester Area Basketball League |
| MABL | Marist Alumni Basketball League |