| Abbreviation | Definition |
|---|---|
| BOH | Back Of the House |
| BOP | Bottom Of Pipe |
| BOP | Bottom Of the Porch |
| BOQ | Bill Of Quantities |
| BOR | Back Of Room |
| BOS | Bottom Of Slab |
| BOTE | Back Of The Envelope calculation |
| BOV | Blow Off Valve |
| BP | Building Planning |
| BPAD | Buttrick Projects Architecture and Design |
| BPAE | Building Partnerships in Architecture Education |
| BPG | Basement Parking Garage |
| BPPW | Building The Perfect Pond and Waterfall |
| BQB | Best Quality Building |
| BR | Building Report |
| BR | Bump Rail |
| BRAVIA | Best Resolution Audio Video Integrated Architecture |
| BRAVIA | Best Resolution Audio Visual Integrated Architecture |
| BRB | Bar-Room Bar |
| BRB | Beam-Related Background |