| Abbreviation | Definition |
|---|---|
| NAPA | North American Pedophile Association |
| NARC | Narcotics Police Detective |
| NARK | Never Allow Ripped Keywords |
| NASA | North American Search Authority |
| NAT | Non-Ambiguous Terms |
| NAWL | National Association of Women and the Law |
| NB | No Backup |
| NB | Non Bank |
| NBA | Nigerian Bar Association |
| NBA | Nothing But Attorneys |
| NBB | Nothing But Bad |
| NBC | Nature's Blueprint of Creation. This term is exclusively used in creativity literature that deals w/ |
| NBCA | National Board of Collection Attorneys |
| NBCA | New Brunswick Court of Appeal |
| NBCI | National Bureau of Criminal Investigation |
| NBCL | Northern Beaches Construction Lawyers |
| NBCP | National Board for Crime Prevention |
| NBCP | Northamptonshire Business Crime Partnership |
| NBG | Need Before Greed |
| NBI | National Bureau of Investigation&investigation |