| Abbreviation | Definition |
|---|---|
| BMS | By My Side |
| BMSMA | Bite My Shiny Metal A** |
| BMTL | Bring Me To Life |
| BMTN | Bring Me The News |
| BMW | Be My Wife |
| BMW | Beautiful Mature Woman |
| BMW | Belongs to My Wife |
| BMW | Brains Must Wander |
| BNCS | Battle Net Chat Server |
| BNL | Buy N' Large |
| BNM | But Not More |
| BNO | B*tches Night Out |
| BNO | Bitches Night Out |
| BNT | Bin Night Tonight |
| BNTW | Brand New This Week |
| BO | Body Odor |
| BO3 | Best Of 3 |
| BOA | Better Off Alone |
| BOAH | Back Off A** Hole |
| BOB | Back Of Bus |