[UNDER-2.]
1. attrib. Situated below stairs; humble.
1616. T. Adams, Souls Sickness, 61. Liuing in some vnder-staire office, when he would visite the countrey, he borrowes some Gallants cast sute of his seruant.
2. A space below a staircase.
1730. A. Gordon, Maffeis Amphith., 290. There are two Under-stairs, which form Rooms.