Quai d'Orsay

from The American Heritage® Dictionary of the English Language, 5th Edition.

• A street paralleling the southern bank of the Seine River in Paris, France, notable for its governmental ministries. The name is used figuratively to refer to the French foreign office.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun the street in Paris along the south bank of the Seine known for its governmental ministries
• noun the French department in charge of foreign affairs; referred to familiarly by its address in Paris