BX
| Acronym | Definition |
|---|---|
| BX | Box |
| BX | Base Exchange (AAFES; US Air Force base retail store) |
| BX | Bronx (New York) |
| BX | Bronx (New York county) |
| BX | Brunei |
| BX | Biopsy |
| BX | Behaviors |
| BX | Boston to Halifax (World War II convoy; US and Canada) |
| BX | Base Register |
| BX | Backcross (cannabis genetics) |
| BX | Bauxite |
| BX | Biaxial |
| BX | Brand X |
| BX | Broker Exchange (real estate) |
| BX | Basic Armored Cable |
| BX | Bitch X Linux IRC Client |
| BX | Buffered Crossbar |
| BX | Standard Callsign for British Transport Police |
| BX | B&X Corporation |
| BX | Builder Accessory |