| Acronym | Definition |
|---|
| NSLB➣Nationalsozialistischer Lehrerbund (German: National Socialist Teachers Organization) |
| NSLB➣Northern Softwood Lumber Bureau (Cumberland Center, Maine) |
| NSLB➣NATO Standardization Liaison Board |
| NSLB➣Node Selection and Load Balancing (computing) |
| NSLB➣National Security Law Brief |