| Acronym | Definition |
|---|
| RNBA➣Russian Native Breeds Association |
| RNBA➣Rawicki Nurt Basketu Amatorskiego |
| RNBA➣Royal Navy Badminton Association (UK) |
| RNBA➣Russian National Billiards Association |
| RNBA➣Rational Nested Bethe Ansatz Equations |
| RNBA➣Relatively National Boxing Association |