| Acronym | Definition |
|---|
| ABS | Antilock Braking System |
| ABS | Australian Bureau of Statistics |
| ABS | American Bureau of Shipping |
| ABS | Animal Behavior Society |
| ABS | American Bible Society |
| ABS | Asset-Backed Security |
| ABS | Acrylonitrile-Butadiene-Styrene (Terpolymer) |
| ABS | American Bamboo Society |
| ABS | Anti-Blockier-System |
| ABS | Aston Business School (Birmingham, Auk) |
| ABS | Asia Broadcast Satellite (Hong Kong) |
| ABS | Antiblockiersystem (German: anti-skid brake system) |
| ABS | American Board of Surgery |
| ABS | American Bonanza Society |
| ABS | Avalanche Airbag System (various locations) |
| ABS | Association of Black Students (various universities) |
| ABS | American Bonsai Society |
| ABS | Agent-Based Simulation |
| ABS | acute bacterial sinusitis |
| ABS | Anti-Blocking System |
| ABS | Abingdon Boys School (band) |
| ABS | Association of Business Schools |
| ABS | American Brachytherapy Society |
| ABS | Amniotic Band Syndrome |
| ABS | Automated Bond System |
| ABS | Albino Black Sheep (website) |
| ABS | Automatic Backup System (CMS Peripherals, Inc.) |
| ABS | Automatic Braking System (aviation, automobiles) |
| ABS | American Bladesmith Society |
| ABS | Alkyl Benzene Sulfonate |
| ABS | Adult Basic Skills |
| ABS | Air Base Squadron |
| ABS | American Business School (Paris, France; est. 1985) |
| ABS | Alcoa Business System (Alcoa, Inc.) |
| ABS | American Board of Sexology |
| ABS | Antley-Bixler Syndrome |
| ABS | Automatic Block Signal |
| ABS | Annual Base Salary |
| ABS | Applied Behavioral Sciences |
| ABS | Amman Baccalaureate School |
| ABS | American Back Society |
| ABS | Army Broadcasting Service |
| ABS | American Budgerigar Society |
| ABS | Advanced Brake System |
| ABS | Amniotic Band Sequence |
| ABS | Alto Broadcasting System (forerunner of ABS-CBN Philippines) |
| ABS | Always Better Service |
| ABS | Automated Billing System |
| ABS | Apple Business Systems |
| ABS | Association for Borderlands Studies |
| ABS | Adaptive Business Systems |
| ABS | Alabama Southern Railroad |
| ABS | American Boychoir School (Princeton, New Jersey) |
| ABS | Alternative Billing Service |
| ABS | American Boxwood Society (Clarke County, Virginia) |
| ABS | Action Battle System (gaming) |
| ABS | Asian Bomb Squad |
| ABS | Abu Simbel, Egypt - Abu Simbel (Airport Code) |
| ABS | Acoustic Backscatter System |
| ABS | Association of Broadcasting Staff |
| ABS | Avalanche Balloon System (mountain rescue system) |
| ABS | Automated Briefing System |
| ABS | Ashland Bus System (Kentucky, USA) |
| ABS | Active Battle System (video game design) |
| ABS | Artificial Buoyant Seabed |
| ABS | Adams-Bashforth Scheme |
| ABS | Affordable Business Structure |
| ABS | Afghan Banana Stand (band) |
| ABS | Assisted Breaking System (aviation) |
| ABS | Automatic Backup Shutdown |
| ABS | Activation Binding Site (genetics) |
| ABS | American Breeders Services |
| ABS | Absolute Block System (railway signalling) |
| ABS | Adult Baby Syndrome (psychiatry) |
| ABS | Air Breathing System |
| ABS | Agile Business Suite (Unisys software) |
| ABS | Oxygen A-Band Spectrometer |
| ABS | ArchLinux Build System |
| ABS | Air Base Security |
| ABS | Airborne Bathymetric Survey |
| ABS | Advanced Battle Simulation(s) |
| ABS | Anchor Bolt Stabilizer |
| ABS | Alcohol Breath Screening |
| ABS | American Ballet School |
| ABS | Air Brake Switch |
| ABS | Arc Bond Sputter |
| ABS | Annual Beneficiary Summary |
| ABS | Average Busy Stream |
| ABS | Atomic Beam Scattering |
| ABS | Advanced Benefit Strategies |
| ABS | Active Biological Substances |
| ABS | Air Base Survivability |
| ABS | Amended Budget Submission |
| ABS | Automated Battle Book System |
| ABS | Amphetamine-Based Stimulants |
| ABS | Automatic Ballast Sampling |
| ABS | Amman Baptist School |
| ABS | Assault Ballistic Rocket System |
| ABS | Agile Beam System |
| ABS | Air Base Systems |
| ABS | As-Built Specification |
| ABS | Automated Bridge System |
| ABS | Automated Brokerage Service |
| ABS | Acute Bitching Syndrome |
| ABS | Automated Brokerage System |
| ABS | Algorithm Breakdown Structure |
| ABS | Agents Business Systems (State Farm) |
| ABS | Airbrushed Steel (construction) |
| ABS | Algorithmes et Biologie Structurale (French: Algorithms and Structural Biology; National Institute for Research in Computer Science and Control; France) |
| ABS | Air Base Simulator |
| ABS | Absolute Business Services Ltd |
| ABS | Alternate Bit Synchronization |
| ABS | Automated Balancing System |
| ABS | Axial Bay Simulator |
| ABS | Amel Bou-Saada |
| ABS | Aperture Blind Subassembly |
| ABS | Atlanta Brass Society, Inc. (Georgia) |
| ABS | International Regime on Access to Benefit-Sharing (multinational pact) |
| ABS | Adjams Business Services (Halifax, Nova Scotia, Canada) |
| ABS | Adjustable Base Support (furniture) |
| ABS | Alliance Business Solutions Pte Ltd (Singapore) |
| ABS | A Better Solution (various locations) |
| ABS | Association of Black Sociologists (est. 1970) |
| ABS | Absolute Time Code |
| ABS | Alex Brown and Sons (New York, NY) |
| ABS | Archbold Biological Station (Florida) |
| ABS | Autodesk Building Systems (software) |
| ABS | Academic Book Services (Follett Educational Services) |
| ABS | A-Bomb Survivor (population group) |
| ABS | Able-Bodied Seaman |
| ABS | Applied Biodiversity Science (various schools) |
| ABS | Access and Benefit-Sharing |
| ABS | Absorb |
| ABS | Argos Business Solutions (UK) |
| ABS | Abstract |
| ABS | Absent |
| ABS | Absolute |