| Acronym | Definition |
|---|
| NBM | National Building Museum |
| NBM | New Business Model (various organizations) |
| NBM | Neighborhood Based Mobility |
| NBM | Network and Bandwidth Manager |
| NBM | Nodal Bandwidth Manager |
| NBM | Notebook Manager |
| NBM | Novell Border Manager |
| NBM | Narrowband Multiplexer |
| NBM | Nomenclatura Brasileira de Mercadorias (Portuguese: Brazilian Nomenclature of Goods; Decree Law Number 1154; Brazil) |
| NBM | National Bank of Moldova |
| NBM | Nantier, Beall, Minoustchine (publisher) |
| NBM | Nil by Mouth |
| NBM | National Bank of Malawi |
| NBM | New Buffalo (Amtrak station code; New Buffalo, MI) |
| NBM | New Beginnings Movement |
| NBM | Nothing By Mouth |
| NBM | Norwegian Black Metal (music genre) |
| NBM | Never Been Married |
| NBM | Needs Beyond Medicine (Salt Lake City, UT) |
| NBM | Northern Boreal Mountains (Canada) |
| NBM | Nothing But Microsoft |
| NBM | Neo-Black Movement |
| NBM | New Believer's Ministry (Africa) |
| NBM | Neo-Black Movement of Africa |
| NBM | Nederlands Bureau der Motorrijtuigverzekeraars (Dutch: Netherlands Bureau of Motor Insurers) |
| NBM | New Beginnings Missions (Gulfport, MS) |
| NBM | Not Before Midnight (Architecture, Design & Science) |
| NBM | Narrowband Manager |
| NBM | New Business Memorandum |
| NBM | Non-Breeding Migrant (ornithology) |