| Abbreviation | Definition |
|---|---|
| BUAA | Boston University Athletic Association |
| BUAA | Brandon University Alumni Association (Canada) |
| BUAT | Banda University of Agriculture and Technology |
| BUBA | British Universities Brunei Association |
| BUBA | British Universities in Brunei Association |
| BUBAS | Bath University Baking Appreciation Society |
| BUC | Badr University in Cairo |
| BUCA | Baylor University Cultural Ambassadors |
| BUCA | British Universities Chess Association |
| BUCAL | Bicol University College of Arts and Letters |
| BUCB | Bangor University Concert Band |
| BUCC | Boston University Catholic Center |
| BUCC | Brown University Community Council |
| BUCF | Birmingham University Conservative Future |
| BUCL | Ballsbridge University College London |
| BUCM | Beijing University of Chinese Medicine |
| BUCO | Brandeis University Conservative Organization |
| BUCO | British Universities Committee on Optometry |
| BUCS | Brown University Crisis Simulation |
| BUDC | Balanced University Decision Card |