| Acronym | Definition |
|---|
| ASW | Antisubmarine Warfare |
| ASW | Anti-Submarine Warfare (naval warfare) |
| ASW | a Small World (online community) |
| ASW | anti Spyware |
| ASW | Apple Sales Web |
| ASW | Application Server Wireless |
| ASW | Analysis of Student Work (teacher education) |
| ASW | Alumino Silicate Wool (refractory ceramic fibre) |
| ASW | Approved Social Worker |
| ASW | Allgemeine Sprachwissenschaft (German: General Linguistic Studies) |
| ASW | Außersinnliche Wahrnehmung (German: Extrasensory Perception) |
| ASW | Application Software |
| ASW | Artificial Sea Water |
| ASW | Admitted Students Weekend (various schools) |
| ASW | Assembly of the Sacred Wheel (Wiccan religious organization) |
| ASW | Administration in Social Work |
| ASW | American Spring Wire (various locations) |
| ASW | Art Supply Warehouse |
| ASW | Average Surface Wind (US DoD) |
| ASW | Anti-Spyware Software (computer security) |
| ASW | Asset Swap |
| ASW | Australian Standard White (wheat) |
| ASW | Actual Silver Weight (numismatics) |
| ASW | American Studies Web |
| ASW | Aircraft Sustainment Wing (US Air Force) |
| ASW | Ambrosia Software |
| ASW | Aswan, Egypt - Daraw (Airport Code) |
| ASW | Association of Scientific Workers |
| ASW | Associate Social Worker |
| ASW | A Shared World |
| ASW | American Shoot Wrestling |
| ASW | All Seems Well (OK signal in AT&T ESS) |
| ASW | Auxiliary Seawater |
| ASW | Audits and Surveys Worldwide |
| ASW | Address and Synchronization Word |
| ASW | Attention Seeking Whore |
| ASW | Auxiliary Saltwater |
| ASW | Alternative Service Worker |
| ASW | Administrative Services Workstation |
| ASW | Air Strike Warning |
| ASW | Asynchronous Service Window |
| ASW | Ammonia Scrubber Waste |
| ASW | Automatic Switch to Working |
| ASW | Axial Spin Wave |
| ASW | Azimuthal Surface Wave |
| ASW | Ambulance Support Worker (UK) |
| ASW | Agency Supplied Worker |