| Acronym | Meaning |
| YHBT | You Have Been Trolled |
| ADHS | Attention-Deficit Hyperactivity Syndrome |
| SUN | Soviet Union (ISO 3166 Trigram; Obsolete 1992) |
| GPIB | General-Purpose Instrumentation/Interface Bus |
| HEPA | High-Efficiency Particulate Air (filter) |
| XCBL | XML Common Business Library |
| SLA | Service Level Agreement - Symbionese Liberation Army |
| JDEM | Joint Dark Energy Mission |
| G6 | Assistant Chief-of-Staff |
| HND | Honduras (ISO 3166 Trigram) |