| Abbreviation | Definition |
|---|---|
| NBA | Nike Basketball Association |
| NBA | No B*tches Allowed |
| NBA | No Babes Allowed |
| NBA | No Babies Allowed |
| NBA | No Baby's Allowed |
| NBA | No Bets Allowed |
| NBA | No Bitches Allowed |
| NBA | No Bouncing Allowed |
| NBA | No Boys Allowed |
| NBA | No Brainers Annulled |
| NBA | No Brains Allowed |
| NBA | No Brains Association |
| NBA | NoBody Around |
| NBA | Nobody But Aging |
| NBA | Not Basketball Anymore |
| NBA | Not Beilevable Anatomically |
| NBA | Not Big Anymore |
| NBA | Not Boring At all |
| NBA | Nothing But Acting |
| NBA | Nothing But Action |