QBU or QBUS may refer to:
- QBU-191, a Chinese designated marksman rifle
- QBU-10, a Chinese anti-materiel sniper rifle
- QBU-88, a Chinese designated marksman rifle
- QBU, a nickname for the University of Miami Hurricanes football program
- Q-Bus, a technology used with PDP and MicroVAX computer systems
- QBUS Cambuslans, a BT site engineering code
- Qualified business unit, an accounting concept
This disambiguation page lists articles associated with the title QBU.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: