| Acronym | Meaning |
| HRH | His (or Her) Royal Highness |
| MON | Mongolian Language (ISO 639-2 Code) |
| ACAS | Aboriginal Children's Advancement Society - Advisory |
| FPS | Fire Prevention System - First Person Shooter (computer/video Games) |
| AFAIC | As Far As I'm Concerned |
| QWG | Quadripartite Working Group (qwig) |
| FIU | Florida International University |
| MUS | Mauritius (ISO 3166 Trigram) |
| PDQ | Pre-Defined Queries (Siebel Packages) - Pretty Damn Quick |
| WSDL | Web Services Description Language |