the plane used by the US President. The first such plane was provided in 1944 for Franklin D Roosevelt , but the first to be called Air Force One was the one provided for John F Kennedy in 1961. The plane is now a US Air Force Boeing 747-200.
AIR FORCE ONE
Meaning of AIR FORCE ONE in English
Oxford guide to British and American culture English vocabulary. Руководство по британской и американской культуре, Оксфордский английский словарь. 2005