| Acronym | Definition |
|---|
| BRU | Babies R Us (Toys R Us Inc.) |
| BRU | Bus Riders Union |
| BRU | Backup and Restore Utility |
| BRU | Branch Unconditionally |
| BRU | Bug Reporting Utility |
| BRU | Bulk Rename Utility (file renaming software) |
| BRU | Backup & Restore Utility |
| BRU | Bank Restructuring Unit |
| BRU | Bankruptcy Restriction Undertaking (UK) |
| BRU | Brussels, Belgium - National (Airport Code) |
| BRU | Better Regulation Unit (Hong Kong) |
| BRU | Bomb Release Unit |
| BRU | Boresight Reticle Unit(s) |
| BRU | Blanket Routine Uses (US government) |
| BRU | Battery Regulation Unit |
| BRU | Be Right Up |
| BRU | Barostatic Release Unit |
| BRU | Bromide Urine |
| BRU | Boat Repair Unit |
| BRU | Biosurgical Research Unit (UK) |
| BRU | Battery Replaceable Unit |
| BRU | Biotechnology Research Unit (various locations) |
| BRU | Blood Recovery Unit |