Telephone Answering Service 
Target Acquisition System 
Telemetry Antenna Subsystem 
Traffic Advisory System 
True Air Speed 
Temperature Actuated Switch 
Terminal Access System 
Timeline Analysis System 
TotalNET Advanced Server 
true airspeed 
Tactical Airlift Squadron 
tactical atmospheric summary 
Tactical Automatic Switch 
taking a shower 
Targeting Avionic System 
Targeting Avionics System 
Tasmania 
Taxpayer Advocate Service 
Teaching Assistants 
Telecommunication Authority of Singapo… 
Telephone Access Server 
Terminal Acquisition Support 
Tertiary Assistance Scheme 
Test Article Specification 
Tether Applications in Space 
Thales Alenia Space 
Tolerance Assessment System 
Tracking Adjunct System 
IATA code for Yuzhny Airport, Tashkent… 
Lotus Air