| Abbreviation | Definition |
|---|---|
| BMR | Bad Moon Rising |
| BMV | Black Mage Village |
| BNGO | Belgian National Gaming Organisation |
| BO | Black Ops |
| BO2 | Black Ops 2 |
| BO3 | Best Of 3 |
| BO3 | Black Ops lll |
| BOE | Bind on Equip |
| BoP | Bind on Pickup |
| BOP | Biomes Of Plenty |
| BORG | Badly Organised Roleplaying Games |
| BOS | Brotherhood Of Steel |
| BOTB | Battle Of the Bard |
| BOTB | Battle Of the Bits |
| BOTB | Battle Of the Books |
| BOTB | Battle Of the Bulge |
| BOTRK | Blade Of The Ruined King |
| BOTW | Breath Of The Wild |
| BP | Backpack |
| BPEU | Best Player in EUrope |