| Acronym | Definition |
|---|
| OBB | Oberbayern (German: Upper Bavaria) |
| OBB | Opaque Binary Blob (computing) |
| OBB | Optus Business Broadband |
| OBB | on Board Buffering |
| OBB | One Button Backup |
| OBB | Ohio Benefit Bank |
| OBB | Oriented Bounding Box (computer physics simulation collision detection) |
| OBB | Outback Bowl (college football) |
| OBB | Old Blue Box (Ragnarok Online Game) |
| OBB | Offbeat Bride (book and website) |
| OBB | Orange Book Blog (Aaron Barkoff) |
| OBB | Open Buy Back (securities) |
| OBB | Opening Billboard (broadcast industry) |
| OBB | Old Battleship (US Navy) |
| OBB | Organizational Buying Behavior |
| OBB | Open Bulletin Board (PHP forum software) |
| OBB | Oriental Body Balance (integrative medicine) |
| OBB | Old Bike Barn (Champlain, NY motorcycle parts retailer) |
| OBB | Oblique Broad Broad (calligraphy) |
| OBB | Odell & Booth Brothers (pottery) |
| OBB | Original Bidet Bottle |