Meaning of OFFICE in English
(RESPONSIBILITY) [noun] - a position of authority and responsibility in a government or other organizationthe office of vice-presidentAs chairman of the association, he held office for over twenty years.The socialist party have been in office (= governing)/out of office (= not governing) for almost ten years.She's held various offices during her time as a minister.
Cambridge English vocab. Кембриджский английский словарь. 2012