| Abbreviation | Definition |
|---|---|
| ASS | Automatic Santaclause Simulator |
| ASSDICK | Always Silently Shut Doors In Case of Kleptomaniacs |
| ASSHOLE | A Self Serving Hard On Lacking Empathy |
| AST | Alien Standard Time |
| ASTC | All Sailors Toss Constantly |
| ASU | Air-head-zone State University |
| ASU | Arizona Spam University |
| ASW | Awfully Slow Warfare |
| AT | Awkward Turtle |
| ATA | All Terrain Ants |
| ATA | Always Tardy Airlines |
| ATARI | And They Are Real Idiots |
| ATAT | All Taigs Are Targets |
| ATC | A Terrible Cornhead |
| ATC | Airlines Too Confident |
| ATC | All That's Crazy |
| ATC | Apeldoorn The Craziest |
| ATCC | Addicted To Coca Cola |
| ATD | Applying To Die |
| ATEPO | Attempting To Elude a Police Officer |