| Acronym | Meaning |
 | LJ | La Jolla - Larry Johnson - LaserJet - Library Journal - Linux Journal - LiveJournal - Ljubljana - Lord Justice Of Appeal -Sierra National Airlines (IATA Code) |
| FZRA | Freezing Rain (METAR Code) |
| CMPD | Charlotte Mecklenburg Police Department |
| PBCK | Problem Between Chair And Keyboard (computer Help Desk In-joke) |
| SR | ATGW -Short-Range Anti-Tank Guided Weapon |
| WLF | Wallis And Futuna Islands (ISO 3166 Trigram) |
| CTS | Clear-To-Send - Collective Training Standards - Communications Technology Service - Contract Technical Services - Conversation Time Sharing - COSMIC Top Secret |
| PWC | PieceWise Constant (describing A Mathematical Function) |
| POGO | Project On Government Oversight |
| PLN | Platoon |
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