A glossary of military-based abbreviations, acronyms and initials used throughout the First World War, the Second World War and through to present day. The abbreviations are associated with various different nations, primarily the United Kingdom but also including, India, South Africa, USA, New Zealand and Australia. Abbreviations also have a strong focus on various armed forces such as the British Army, Royal Navy and Royal Air Force. Use the browse prefix below to navigate to glossaries beginning with a specific letter.
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Abbreviation
Definition 1
Definition 2 (if applicable)
B
Boatswain (RN)
BAC
Brigade Ammunition Column
BAFO
British Air Force of Occupation
BAFSV
British Armed Forces Special Vouchers
BAL INFY
Baluchistan Infantry (Indian)
BAOR
British Army of the Rhine (post Second World War)
BAR
British Army of the Rhine (post First World War)
BAR TDR
Bar Tender (Merchant Fleet Auxiliary)
BCATP
British Commonwealth Air Training Plan (RAF)
B & CI RY BN IDF
Bombay and Calcutta Indian Railway Battalion Indian Defence Force