| Acronym | Meaning |
 | IS | Iceland (ISO 3166 Digram) - Israel (FIPS 10-4 Country Code) |
| USS | United States Ship (sometimes Meaningless; See Star Trek) |
| QA | Qatar (FIPS 10-4 Country Code; ISO 3166 Digram) |
| OSE | Own Separate Entrance |
| BS | The Bahamas (ISO 3166 Digram) - Bassas Da India (FIPS 10-4 Territory Code) - Bachelor Of Science Degree - British Subject - Bullshit |
| YJ | Yoctojoule |
| VNV M/C USA | Viet Nam Vet's Motorcycle Club USA |
| UHMW | Ultra-High Molecular Weight |
| MISSI | Multilevel Information System Security Initiative |
| NITFS | National Imagery Transmission Format Standard |
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