| Acronym | Meaning |
| TBA | To Be Announced |
| WW | See Entry |
| OOP | Object-Oriented Programming - Out Of Print |
| AAC | Army Air Corps (British Army) |
| PSA | Paralysis Society Of America - Pharmaceutical Society Of Australia - Pressure-Sensitive Adhesive - Production Services Association - Prostate Specific Antigen - Public Service Announcement - Public Service Association |
| YWCA | Young Women's Christian Association |
| GIG | Global Information Grid |
| CUPW | Canadian Union Of Postal Workers |
| USAPATRIOT | Uniting And Strengthening America By Providing Appropriate Tools Required To Intercept And Obstruct Terrorism |
| NLL | National Lacrosse League |