| Acronym | Definition |
|---|
| PMBA➣Polícia Militar da Bahia (Portuguese: Military Police of Bahia; Bahia, Brasil) |
| PMBA➣Professional Master of Business Administration (degree; various schools) |
| PMBA➣Police Mountain Bike Association |
| PMBA➣Pilot Mountain Baptist Association (Winston Salem, NC) |
| PMBA➣Program Management Baseline Agreement |
| PMBA➣PAKISAMA (Pambansang Kilusan ng mga Samahang Magsasaka) Mutual Benefit Association (est. 2002; Philippines) |
| PMBA➣P-Phenylene-Polymethylene Bis-Ammonium |