bureaubu·reau /ˈbjʊərəʊˈbjʊroʊ/ noun [countableC] (plural bureaux /-rəʊz-roʊz/ British EnglishBrE or bureaus)ORGANIZATIONS1an office, organization, or department that collects or gives out informationthe Citizens Advice Bureau
the tourist information bureau
→ see also Better Business Bureau → credit bureau2American EnglishAmE a government department or part of a government departmentthe Federal Bureau of Alcohol, Tobacco and Firearms
3an office of a company or organization that is not its main office or baseThe international environmental organization Greenpeace has established its own Moscow bureau.