| Acronym | Definition |
|---|
| MPB | Musica Popular Brasileira |
| MPB | Male Pattern Baldness |
| MPB | Mountain Pine Beetle |
| MPB | Mississippi Public Broadcasting |
| MPB | Most Precious Blood (band) |
| MPB | Morphotropic Phase Boundary |
| MPB | Modular Plastic Belt (conveyor belts) |
| MPB | Ministry of Planning and Budget (South Korea) |
| MPB | Missing Persons Bureau |
| MPB | Mpumalanga Parks Board |
| MPB | Miami, FL, USA - Miami Public Seaplane Base (Airport Code) |
| MPB | Methane-Producing Bacteria |
| MPB | Mobile Point Base (gaming) |
| MPB | Main Processor Board |
| MPB | Maine Potato Board |
| MPB | Monsignor Paul Baxter (school) |
| MPB | Maintenance Parts Breakdown |
| MPB | Microprocessor Board |
| MPB | Magnetic Particle Brake |
| MPB | Micro Pulse Bomb |
| MPB | Motor Patrol Boat |
| MPB | Managed Pharmacy Benefits Inc. |
| MPB | Monty Python Brigade (MOHAA gaming clan) |
| MPB | Matrix Program Board |
| MPB | Material Performance Branch |
| MPB | Maximum Play-Back |
| MPB | Master of Physical Biology |
| MPB | Maryland Pony Breeders, Inc. |
| MPB | Motorized Pontoon Bridge |
| MPB | Mouvement Progressiste de Burundi |
| MPB | Multi-Parish Benefice (UK Church of England) |
| MPB | Miniature Precision Bearing, Inc. |
| MPB | Multi-Layer Printed Board |
| MPB | Molecular Particle Beam |
| MPB | Montpelier and Barre (railroad) |
| MPB | Medicare Prescription Benefit |
| MPB | Mecánicas de Precisión de Boecillo Aerospace S.L. |
| MPB | Mission Planning Branch |
| MPB | Manufacturing Process Breakdown |
| MPB | Michigan Parole Board |
| MPB | Mennonite Publication Board |
| MPB | My Parent's Basement Software, LLC (Salt Lake City, UT) |
| MPB | Marine Pollution Bulletin (publication) |
| MPB | Marfin Popular Bank (Cyprus) |