Army Terms
- MOS (Military Occupational Specialty): Job classification system
- NCO (Non-Commissioned Officer): Enlisted leadership ranks (Sergeant and above)
- HOOAH: Army expression of enthusiasm/agreement
Navy/Coast Guard Terms
- Rate: Navy equivalent of Army MOS (job specialty)
- CPO (Chief Petty Officer): Senior enlisted leadership position
- HOOYAH: Navy/Coast Guard motivational expression
- Anchors Aweigh: Traditional Navy song, popular for retirement ceremonies
Air Force/Space Force Terms
- AFSC (Air Force Specialty Code): Job classification system
- SNCO (Senior Non-Commissioned Officer): Senior enlisted leadership
- HOOAH/HOORAH: Less common in Air Force, but used
Marine Corps Terms
- MOS (Military Occupational Specialty): Same as Army
- SNCO (Staff Non-Commissioned Officer): Senior enlisted Marines
- SEMPER FI: "Always Faithful" - Marine Corps motto
- OORAH: Marine Corps battle cry