| Acronym | Meaning |
| WXO | Weather [Executive] Officer |
| JUO | Joint Urban Operations |
| DCA | Defensive Counter Air ?DiChloroAcetate -Ronald Reagan Washington National Airport (IATA Code) |
| TANSTAAFL | There Ain't No Such Thing As A Free Lunch (coined By Author Robert A. Heinlein In His The Moon Is A Harsh Mistress) |
| SLORC | State Law And Order Restoration Council (of Burma) |
| UPDM | Uganda People?s Democratic Movement - Unified Modeling Language Profile For DoDAF And MoDAF - Unit? De Psychiatrie Du D?veloppement Mental - Universal Pattern Decomposition Method - Unix Power Device Management - Unpressurized Docking Mast - Urban Planni |
| IG | Igbo Language (ISO 639-1 Code) |
| SL | Sierra Leone (ISO 3166 And FIPS 10-4 Country Code Digram) -Start Line |
| TSO | Tsonga Language (ISO 639-2 Code) |
| TN | Tennessee (postal Symbol) - Teranewton - Tonga (FIPS 10-4 Country Code) - Tunisia (ISO 3166 Digram) |