| Abbreviation | Definition |
|---|---|
| BOMS | Bulk Only Mass Storage |
| BOO | Brake On/Off |
| BOS | Back Office Server |
| BOS | Big Orange Switch |
| BOT | Beginning Of Tape |
| BOTW | Box On The Wall |
| BPS | Backup Power Supply |
| BPS | Bata Positioning System |
| BQA | Bantum Quantum Adaptor |
| BREACH | Battlefield Related Evaluation Analysis of Concepts and Hardware |
| BRS | Business Recovery Server |
| BS | Bus State |
| BSB | Bad Sector Boundary |
| BSD | Berkeley Source Distribution |
| BSM | Best Sounding Midrange |
| BSP | Bit-Slice Processor |
| BSR | Bit Set Reset |
| BSS | Best Source Selector |
| BTB | Branch Target Buffer |
| BTL | Bridge Tied Load |