| Abbreviation | Definition |
|---|---|
| AAMA | American Academy of Martial Arts |
| ACMA | Applied Combat Martial Arts |
| AITMA | Association Institute of Thai Martial Arts |
| AJA | American Ju-Jitsu Association |
| AMA | Amateur Martial Arts |
| AMA | The Amateurs Martial Arts |
| AMAC | Associated Martial Arts Consultancy |
| AMAI | American Martial Arts Institute |
| AMMAF | Albanian Mixed Martial Arts Federation |
| AOMA | American Open Martial Arts |
| ATA | American Taekwondo Association |
| AWCA | Arizona Wing Chun Association |
| BBA | Beyblade Battle Association |
| BBBA | Byrne Black Belt Academy |
| BBE | Big Boy Elephant pants |
| BBMAC | Black Belt Martial Arts Center (Kensington, MD) |
| BDMA | Black Diamond Martial Arts |
| BGMA | Buffalo Grove Martial Arts |
| BHA | British Hapkido Association |
| BJJ | Brazilian Jiu Jitsu |