ppl. a. (UN-1 8.)
1819. W. Faux, Mem. Days Amer. (1823), 175. The supreme judge is only distinguished from the rest by a shabby blue threadbare coat, dirty trowsers, and unblacked shoes.
1836. Hoods Comic Ann., 80. So like Othello, with his face unblackd.
1887. T. Hardy, Woodlanders, II. viii. 143. He had sometimes been seen on Sundays with unblacked boots.