Governmental & Military Abbreviations and Acronyms

1. SERF
   Surplus Equipment Recycling Facility
2. SETI
   Search for Extra Terrestial Intelligence
3. SETI
   Search for Extraterrestrial Intelligence
4. SITB
   Sit In The Back
5. SMUG
   Serious Mac User Group
6. SMURF
   Socialist Men Under a Red Flag
7. SMURF
   Socialist Men Under a Red Father
8. SMURF
   Secret Military Underground Resistance Forces
9. SMURF
   Socialist Men Under Red Father
10. SPRINT
    Special Psychiatric Rapid Intervention Team
11. SPY
    Asian Aerospace Service
12. SPY
    Ship Planning Yard
13. STOL
    Short Takeoff and Landing
14. STOL
    System Test and Operations Language
15. STOL
    short take-off and landing (aircraft)
16. STRESS
    Sediment Transport Events on Shelves and Slopes
17. STUPID
    Secure Transmitter Unit Platform Integration Directorate
18. US ARMY
    Uncle Sam Ain't Released Me Yet
19. USIGS
    United States Imagery and Geospatial System
20. USMC
    United States Marine Corps

Last updated: May 24, 2020 — Total entries: 74,797