| Acronym | Definition |
|---|
| NBL➣National Basketball League (Australia) |
| NBL➣Nuestra Belleza Latina (beauty pagent) |
| NBL➣National Bicycle League |
| NBL➣No Block Length |
| NBL➣Neutral Buoyancy Laboratory |
| NBL➣Nocturnal Boundary Layer (meteorology) |
| NBL➣National Blackbelt League (martial arts) |
| NBL➣New Brunswick Laboratory |
| NBL➣Neuroblastoma |
| NBL➣Network-Based Learning |
| NBL➣National Baseball League |
| NBL➣Natural Born Leader |
| NBL➣Not Bloody Likely |
| NBL➣Nothing But Love |
| NBL➣National Bank Limited (Bank; Bangladesh) |
| NBL➣National Benefit Life (insurance) |
| NBL➣Next Big Language (computer programming) |
| NBL➣Negro Baseball League |
| NBL➣National Business League |
| NBL➣New Brunswick Library (Rutgers University; New Jersey) |
| NBL➣Nandan Biomatrix Limited (Hyderabad, India) |
| NBL➣Naval Biological Laboratory |
| NBL➣Nandan Biomatrix Ltd (Pakistan) |
| NBL➣Never Been Laid |
| NBL➣Non Battle Loss |
| NBL➣Non-Bank Lenders (syndicated loans) |
| NBL➣Nippon Business Lease (Nippon, Japan) |
| NBL➣Number of Bit Line Failures |
| NBL➣Nebraska Bird Lady |
| NBL➣North Bay Library (Santa Rosa, CA) |