BRX
| Acronym | Definition |
|---|---|
| BRX | Bronx |
| BRX | Browsing Index |
| BRX | Business Referral Exchange |
| BRX | BrightRoll Exchange (San Francisco, CA) |
| BRX | Brevis radix (gene of Arabidopsis thaliana) |
| BRX | Big Red X (game) |
| BRX | Bronze Cross (lifesaving) |
| BRX | Bureau for External Relations (UNESCO) |