Main entry: drift, gallery, heading
Definition: a horizontal (or nearly horizontal) passageway in a mine
Usage: they dug a drift parallel with the vein
Main entry: gallery
Definition: narrow recessed balcony area along an upper floor on the interior of a building; usually marked by a colonnade
Main entry: gallery
Definition: a covered corridor (especially one extending along the wall of a building and supported with arches or columns)
Main entry: gallery
Definition: a long usually narrow room used for some specific purpose
Usage: shooting gallery
Main entry: gallery, picture gallery, art gallery
Definition: a room or series of rooms where works of art are exhibited
Main entry: veranda, verandah, gallery
Definition: a porch along the outside of a building (sometimes partly enclosed)
Main entry: gallery
Definition: spectators at a golf or tennis match