porte-co·chère or porte-co·chere 
(pôrt′kō-shâr)
(pôrt′kō-shâr)n.
1. A roofed structure covering a driveway at the entrance of a building to provide shelter while entering or leaving a vehicle.
2. Archaic A carriage entrance leading through a building or wall into an inner courtyard.
[French porte cochère : porte, door + cochère, for coaches.]
porte-cochèreMagdalen College, University of Oxford
Oxford, England