| Abbreviation | Definition |
|---|---|
| AKA | American Kickboxing Academy |
| AKA | American Kickboxing Association |
| AKA | Arizona Karting Association |
| AKA | Awesomely Kick Ass |
| AKB | Arsene Knows Best |
| AKC | Athletic Karate Consortium |
| AKF | Amateur Karate Foundation |
| AKF | Australian Karate Federation |
| AKQJ | Ace, King, Queen, Jack |
| AKQJT | Ace, King, Queen, Jack, Ten |
| AKSC | American Kids Sports Center |
| AKYSB | Aga Khan Youth and Sports Board |
| AL | American League |
| AL | Atlantic League |
| ALCS | American League Championship Series |
| ALCSMVP | American League Championship Series Most Valuable Player |
| ALDS | American League Division Series |
| ALF | Awesome Little Fighter |
| ALL | Austalian Lacrosse League |
| ALLB | Alvin Little League Baseball |