| Acronym/Abbreviation |
Meaning(s) Meanings Help ? |
| Abr |
- Abridged (books, By Type - a condensed, short form of a book)
|
| ACLS |
- Advanced Cardiac Life Support (books, Medical)
|
| AD&D |
- Advanced Dungeons & Dragons (toys, Games/toys, Role Playing/toys, Miniatures and War/toys, Trading Card Games/toys, TCG Miscellaneous/toys, Action Figures/toys, Figures Miscellaneous/video games, Titles/books, Fantasy/computers, Software)
|
| ADHD |
- Attention Deficit Hyperactivity Disorder (books, Medical)
|
| AKC |
- American Kennel Club (books, Magaznes/collectibles, Animals/collectibles, Dogs/dolls/home and garden, Pet Supplies/clothing, Miscellaneous)
|
| Anth |
- Anthology (books, By Genre)
|
| AOP |
- Alpha Omega Publications (books, By Publisher - textbooks, see www.aop.com)

- All Over Pattern (pottery and glass - a pattern which extends throughout a design)
|
| AP |
- Access Point (computers, Networking)
- Annual Passholder (collectibles, Disneyana)
- Associated Press (collectibles, Autographs/collectibles, Sports Autographs/sports, Sports Cards/sports, Cards Miscellaneous)

- Artist Proof (art, Prints/collectibles, Comics/dolls/sports, Sports Cards/sports, Cards Miscellaneous)

- All Pro (sports, Sports Cards/sports, Football Cards)

- Apocalypse (toys, Trading Card Games/toys, Magic: The Gathering)
- Advanced Placement (books, Textbooks and Education - educational textbooks)

- Arnold Palmer (sports, Golf Gear/sports, Golf Miscellaneous)
- African Pride (health and beauty, Hair Care)
|
| AQHA |
- American Quarter Horse Association (collectibles, Animals/collectibles, Horses/sports, Equestrian/books, Magaznes)
|
| AR |
- Silver (coins, Miscellaneous)
- Acoustic Research (consumer electronics, Home Audio - brand owned by Audiovox, see www.audiovox.com)
- Accelerated Reader (books, Childrens)

- [Airsoft/Automatic/Assualt] Rifle (sports, Airsoft/sports, Gun Models/sports, Hunting/sports, Gun Models)
- Arkansas (other, States/antiques, Maps)
- Action Replay (video games, Miscellaneous)
- Anti-Reflective (clothing, Sunglasses)
|
| ARC |
- Advance [Reader's/Reader/Reading/Review] Copy (books, By Edition - a copy of a book released by its publisher before the book has gone to press for a complete printing)

- Advanced Recon Commandos (toys, Star Wars/toys, Action Figures/toys, Games/toys, Miniatures and War/toys, Star Wars/toys, LEGO Sets)
- Aggressive Reconnaissance Craft (toys, Star Wars/toys, Fighters and Ships/toys, Games/toys, Miniatures and War/toys, Star Wars/toys, LEGO Sets)
|
| ASL |
- Arthur S. Levine (clothing, Brands - 'Kasper ASL', see www.kasper.com)
- Advanced Squad Leader (toys, Games/toys, Board Games/toys, Miniatures and War)
- American Sign Language (books, Textbooks and Education/computers, Software)

- A Signed Letter (collectibles, Autographs/collectibles, Sports Autographs/collectibles, Entertainment Autographs/collectibles, Other Autographs)
|
| ASP |
- Acceleration, Speed, Performance (toys, Radio Controlled/toys, Manufacturers - engine manufacturer)
- Assult System Pod (toys, GI Joe/toys, Joe Vehicles)
- Armament Systems and Procedures (business and industrial, Industrial Supply/business and industrial, Government and Public Safety - batons and cuffs manufacturer, see www.asp-net.com)
- Active Server Pages (computers, Software/books, Computers)

- Aspherical (cameras, Lenses/cameras, Canon/cameras, Sigma/cameras, Nikon - Canon, Sigma, Nikon)
- Average Sell Price (other, Miscellaneous - the price at which items sell on average)
|
| BC |
- Buoyancy [Control/Compensator/Compensation] (sports, Scuba and Snorkeling - see also BCD)
- Bike Computer (sports, Cycling)
- Before Christ (coins, Miscellaneous/antiques, Miscellaneous/other, Time Periods - such as '332 B.C.')
- British Columbia (collectibles, Postcards)
- Bernardo Chavez (music, Instruments/music, Guitars/music, Models and Series - a.k.a. 'BC Rich' guitars)
- Bowman Chrome (sports, Sports Cards/sports, Baseball Cards)

- Baseball Chronology (sports, Sports Cards/sports, Baseball Cards)

- Book Club (books, By Edition - see also BCE)

- Breast Collar (sports, Equestrian)
- Back Cover (other, Locations)
|
| BCE |
- Book Club Edition (books, By Edition - a book published and sold through a book club)
|