AA – Anti-Aircraft
AC2 – Aircraftsman 2nd Class
AFS – Auxiliary Fire Service
ARP – Air Raid Precautions
ATS – Auxiliary Territorial Service
CD – Civil Defence
CO – Commanding Officer
ENSA – Entertainments National Service Association
GCO – General Commanding Officer
HE – High Explosive (bomb)
JP – Justice of the Peace
KP – Kitchen Patrol
LDV – Local Defence Volunteers
MEF – Middle East Forces
MO – Medical Officer
MP – Military Policeman
NAAFI – Navy, Army and Air Force Institutes
NCO – Non-Commissioned Officer
NFS – National Fire Service
RAF – Royal Air Force
RAMC – Royal Army Medical Corps
RASC – Royal Army Service Corps
REME – Royal Electrical and Mechanical Engineers
RNVR – Royal Naval Volunteer Reserve
RSM – Regimental Sergeant Major
SAS – Special Air Service
USAAF – United States of America Air Force
UXB – Unexploded Bomb
VAD – Voluntary Aid Detachment
WAAF – Women’s Auxiliary Air Force
WRNS – Women’s Royal Naval Service
WVC – Women’s Voluntary Corps
WVS – Women’s Voluntary Service
YMCA – Young Men’s Christian Association