| Abbreviation | Definition |
|---|---|
| BAT | British American Tabacco |
| BATA | British Assistive Technology Association |
| BATC | British Amateur Television Club |
| BATD | British Association of Teachers of Dancing |
| BATM | British American Tobacco Malaysia |
| BATT | British Advanced Tactical Team |
| BAUS | British Association of Urological Surgeons |
| BAVA | British Association of Veterinary Acupuncturists |
| BAWS | British American West Society |
| BBA | British Board of Agreement |
| BBA | British Board of Agrement |
| BBAR | British Best All-Rounder |
| BBBC | British Boxing Board of Control |
| BBBF | British Boys for British Farms |
| BBC | British Broadcast Corporation |
| BBC | British Broadcasting Cooperation |
| BBC | British Broadcasting Corporationration |
| BBC | British Broadcasting Corportation |
| BBCC | British Business Chamber Croatia |
| BBCD | British Born Confused Desi |