a popular BBC television comedy series (1968–77) about an inefficient group of soldiers in the Home Guard whose job is to defend Warmington-on-Sea, an imaginary village on the south coast of England, during World War II . The phrase ‘dad’s army’ is now sometimes used in British English to refer to any group of old soldiers.
DAD’S ARMY
Meaning of DAD’S ARMY in English
Oxford guide to British and American culture English vocabulary. Руководство по британской и американской культуре, Оксфордский английский словарь. 2005