Definition of bureaus:
(n) :
An administrative unit of government; office.
(n) :
An organization or office for collecting or providing information or news.
(n) :
An office (room where clerical or professional duties are performed).
(n) :
(chiefly British) A desk, usually with a cover and compartments that are located above the level of the writing surface rather than underneath, and often used for storing papers.
(n) :
(Northeastern US) A chest of drawers for clothes.
(n) :
A surname from French.