Military Army Ranks Abbreviations and Acronyms

1. W/O
   Warrant Officer
2. Corp.
   Corporal
3. CARP
   Carpenter
4. PRV
   Private
5. S/S
   Staff Sergeant
6. CAPT
   Captain
7. CAP'N
   Captain
8. 1LT
   First Lieutenant
9. 2LT
   Second Lieutenant
10. COOK
    Cook
11. 1st Lt
    First Lieutenant
12. 2d Lt
    Second Lieutenant
13. O-3
    Captain
14. O-4
    Major
15. O-5
    Lieutenant Colonel
16. O-6
    Colonel
17. VET. SURG.
    Veterinarian Surgeon
18. R.S.M.
    Regimental Sergeant Major
19. 1SG
    First Sergeant
20. 1ST MUS
    First Musician

Last updated: October 29, 2021 — Total entries: 364