| Acronym | Definition |
|---|
| PIAB➣Policy Injection Application Block |
| PIAB➣Personal Injuries Assessment Board (now InjuriesBoard.ie; Ireland) |
| PIAB➣Percutaneous Intrathoracic Aspiration Biopsy |
| PIAB➣Pigs in a Blanket |
| PIAB➣Potential Inadequacies In the Authorization Basis |
| PIAB➣Pacific Islands Advisory Board (Waitakere, New Zealand) |
| PIAB➣Play It Again Band (Indianapolis 500; Indianapolis, IN) |