| Abbreviation | Definition |
|---|---|
| LWOA | Lansing Wrestling Officials Association |
| LXW | Lucha Xtreme Wrestling (free-style wrestling) |
| MAWA | Maine Amateur Wrestling Alliance |
| MAWA | Middle Atlantic Wrestling Association |
| MAWA | Middle Atlantic Wrestling Assosciation |
| MAWC | Middleton Area Wrestling Club |
| MBW | Most Brutal Wrestling |
| MCW | Magnificent Championship Wrestling |
| MCW | Maryland Championship Wrestling |
| MCW | masked championship wrestling |
| MCW | Memphis Championship Wrestling |
| MCW | Michigan Championship Wrestling |
| MCW | Micro Championship Wrestling |
| MCW | Muscle Championship Wrestling |
| MDWA | Mount Diablo Wrestling Association |
| MECW | Main Event Championship Wrestling |
| MEW | Middle Earth Wrestling |
| MEWA | Michigan Elite Wrestling Academy |
| MEWF | Mid Eastern Wrestling Federation |
| MFW | Mid Florida Wrestling |