| Abbreviation | Definition |
|---|---|
| APT | Appropriate |
| APTG | Always Play The Game |
| AQ | Attractive Quotient |
| AQ4U | A Question For You |
| AQAP | As Quick As Possible |
| AQH | Á Quelle Heure |
| AQQ | Aww, or is it awe, oder ah!,or OH! or mebbe "AW!" It really is Qute, Qute es Quter! Ye Ed fmf 09/06/13 |
| AR | Assault Rifle |
| ARAM | Awesomely Random Adult Male |
| ARE | Acronym-Rich Environment |
| ARF | A Ravishing Female |
| ARGH | Expressing annoyance, dismay, embarrassment or frustration (not an acronym) |
| ARMY | Always Reply Me Yes |
| ARO | Aromantic |
| ARO | Around |
| ARS | Alt Religion Scientology |
| AS | Almost Surely |
| ASA | Anti-Sweetie Alliance |
| ASA | As Soon As |
| ASAC | As Soon As Convenient |