| Acronym | Meaning |
 | SS | Sand Storm (METAR Code) -Schutzstaffel (Nazi Elite Praetorian Guard) -U.S. Secret Service - Spanish Ship - Stainless Steel - Stockholm Skins -Submarine (US Navy Hull Classification) -Super Sport - Surface-to-Surface (missile) |
| LTC | Lieutenant-Colonel (U.S.) |
| MLS | Major League Soccer -Multiple Listing Service |
| LLNL | Lawrence Livermore National Laboratory |
| GRAS | Generally Regarded As Safe (FDA List) |
| T/O | Theatre Of Operations |
| FOR | Field Of Regard - Frame Of Reference |
| AAFC | U.S. Army Air Corps Ferrying Command (1941-1942) - All-America Football Conference (1946?1949) |
| BITE | Built-In Test Equipment |
| GUM | Guam (ISO 3166 Trigram) |
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