| Abbreviation | Definition |
|---|---|
| SAIRS | tandardized Advanced IR Sensor |
| SAIS | Secretary of the Army, Information Systems |
| SAISS | Subcommittee on Automated Information Systems Security of NTISSC |
| SAJ | Jacksonville District, U. S. Army Corps of Engineers |
| SAJ | Specijalna Antiteroristicka Jedinica |
| SAK | Swiss Army Knife |
| SAKA | Salvation Army Kroc Aquatics |
| SAKS | Swiss Army Knives |
| SAKURA | Swiss Army Knife Uncanny Repository and Awesome |
| SAL | Semi-Active Laser |
| SAL | Shake A Leg |
| SAL | Simulator About Logistics |
| SAL | Small Arms Locker |
| SAL | Special Ammunition Load |
| SAL | Surface AirLift |
| SALCC | Sir Arthur Lewis Community College |
| SALE | Single Army Logistics Enterprise |
| SAL-GP | Semiactive Laser-Guided Projectile (USN) |
| SAL-IR | Semiactive Laser-Infrared |
| SALM | Single-Anchor Leg Mooring |