| A/S | Age/Sex? |
| A/S/L | Age/Sex/Location (or Language)? |
| AA | Alcoholics Anonymous |
| AAA | Travel club |
| AAAAA | Travel club for alcoholics |
| AAMOF | As A Matter Of Fact |
| ABC | Already Been Chewed |
| ACRONYM | Abbreviated Coded Rendition Of Name Yielding Meaning |
| ADN | Any Day Now |
| AFAIAA | As Far As I Am Aware |
| AFAIC | As Far As I'm Concerned |
| AFAICS | As Far As I Can See |
| AFAIK | As Far As I Know |
| AFAIR | As Far As I Remember; As Far As I Recall |
| AFAIUI | As Far As I Understand It |
| AFK | Away From Keyboard |
| AFZ | Acronym Free Zone |
| AIIC | As If I Care |
| AIR | As I Remember; As I Recall |
| AISB | As I Said Before |
| AISI | As I See It |
| AIW | As It Were/Was |
| AKA | Also Known As |
| AMAP | As Much/Many As Possible |
| AMF | Adios Mother F---er; Adios My Friend |
| ANFAWFOS | And Now For A Word From Our Sponsor |
| APAC | All Praise And Credit |
| APYR | As Per Your Request |
| ASAFP | As Soon As F---ing Possible |
| ASAP | As Soon As Possible |
| ASCII | American Standard Code of Information Interchange |
| ATB | All The Best |
| ATEOTLYWBAT | At The End Of This Lesson You Will Be Able To |
| ATLA | Another Three Letter Acronym |
| ATM | At The Moment / Automatic Teller Machine |
| ATTN | Attention |
| ATTYOB | Anything That Turns You On Baby |
| AWCIGO | And Where Can I Get One |
| AWGTHTGTATA | Are We Going To Have To Go Through ALL This Again? |
| AWGTHTGTTA | Are We Going To Have To Go Through This Again? |
| AWHFY | Are We Having Fun Yet? |
| AYF | All Your Fault |
| AYT | Are You There? |
Unless otherwise noted, all photos and text is Copyright © Richard G Lowe, Jr.