American Welding Society 
Air Weather Service 
Advanced Wideband Satellite 
Adv Wideband Satellite 
Aegis Weapon System 
Automatic Weather Station 
Automatic Weather Stations 
Arrow Weapon System 
Advanced Wideband System 
Advanced Wireless Services 
Amphibious Warfare School 
Advanced Warning System 
Amazon Web Services 
Aegis Weapons System 
Apple Workgroup Server 
Automated Wiring System 
Advanced Workstations and Systems 
AIDS wasting syndrome 
Air Warning Service 
Air Weather Station 
Aircraft Warning Service 
Alternative Work Schedule 
Analyst Workstation 
As We Speak 
Automated Weather Stations 
Automatic Warning System 
Acoustic Wave Simulation 
Administration WorkStation 
Advance Warning System 
Advanced Weapon System