Force Abbreviations and Acronyms

1. OASC
   Officers and Aircrew Selection Centre
2. OASIS
   Operational and Shore Facilities Information System
3. OASIS
   Optimized Action Sequencezinterpreter System
4. OASW
   Office of The Assistant Secretary of War
5. OAV
   L Jrganic Air Vehicle Light
6. OAV
   M Organic Air Vehiole Medium
7. OAV
   Old Arty Veterans
8. OAW
   Oxyacstylene Welding
9. OB
   Orders of Battle
10. OBC
    Ordnance Basic Course
11. OBD
    Officer Battle Dossier
12. OBD
    Overboard
13. OBL
    Operational Baselinw
14. OBOGS
    On-Board Oxygen Generating Systems
15. OBQ
    Open Bloody Questions
16. OBSB
    Oahu Base Support Battalion
17. OBT
    Observant
18. OBT
    Observer Training
19. OBTJ
    Offences Brought To Justice
20. OBU
    Overtaken By Underwear

Last updated: May 24, 2020 — Total entries: 10,373