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