[f. BACK sb. or a.]
1. A piece of armor protecting the back. Also fig.
1586. Lupton, Thous. Notable Th. (1675), 289. If you match the lady to Scotland, you are sure to have a stout Back-piece.
1607. Dekker, Wh. Babylon, Wks. 1873, II. 274. The hollow backe-peece of a rustie Armour.
1865. Parkman, Huguenots, ix. (1875), 150. Gourgues took the lead, in breast-plate and back-piece.
2. The piece that forms the back of anything.
1838. Workwomans Guide, vi. 173. Making a slipper by merely sewing on a front to a sole, and leaving it without any back-piece.
1851. Art Jrnl. Catal. Gt. Exhib., 16/3. In the centre of the back-piece [of a side-board] is a medallion.