| Abbreviation | Definition |
|---|---|
| BMSS | Bukit Merah Secondary School |
| BMSS | Burnaby Mountain Secondary School |
| BMT | Basic Makeup Training |
| BNDS | Beijing National Day School |
| BNHS | Balayan National High School |
| BNHS | Balibago National High School |
| BNHS | Bata National High School |
| BNHS | Belvidere North High School |
| BNHS | Byron Nelson High School |
| BNS | Boys National School |
| BNS | Brand New School |
| BNS | Brooklyn New School |
| BNS | Budapest Nephrology School |
| BNSAHS | Benigno Ninoy S. Aquino High School (Philippines; est. 1995) |
| BNSD | BINUS Northumbria School of Design |
| BNSG | Boston Normal School of GymnaSLiCS |
| BODMAS | Bored Of Doing Maths At School |
| BOE | Board of Education: |
| BOHS | Bending Oaks High School |
| BOHS | Bonneville Online High School |