| Acronym | Definition |
|---|
| AARB➣Amics de l'Art Romànic del Bages (Catalan cultural organization) |
| AARB➣American Association for Research in Baghdad (now The American Academic Research Institute in Iraq; Chicago, IL) |
| AARB➣Art and Architecture Review Board |
| AARB➣Advanced Air Refueling Boom |
| AARB➣Acid-Alcohol Resistant Bacilli |