| Acronym | Meaning |
| IBA | Important Bird Area |
| NFK | Norfolk Island (ISO 3166 Trigram) |
| XHTML | EXtensible Hypertext Markup Language |
| HCI | Human-Computer Interaction/Interface |
| CSRF | Cross-Site Request Forgery |
| YMMV | Your Mileage May Vary |
| YER | Yemeni Rial (ISO 4217 Currency Code) |
| CERCLA | U.S. Comprehensive Environmental Response |
| MBTI | Myers-Briggs Type Indicator |
| MODSAF | Modular Semi-Automated Forces (military Simulation) |