BUO
| Acronym | Definition |
|---|---|
| BUO | Biblioteca de la Universidad de Oviedo |
| BUO | Bilateral Ureteral Occlusion |
| BUO | Biunoctium (chemical element) |
| BUO | Belgische Unie van Osteopaten (Dutch: Belgian Union of Osteopaths) |
| BUO | Brown University Orchestra |
| BUO | Bilateral Urinary Obstruction |
| BUO | Bogazici Universitesi Oyunculari (avant-garde theatre group at Bogazici University, Turkey) |
| BUO | Bruto Uitwendige Oppervlakte (Dutch: Gross External Area) |