BLACK (4)

Black, v. t. [imp. & p. p. Blacked; p. pr. & vb. n. Blacking.] [[See Black, a., and cf. Blacken.]] 1. 1. To make black; to blacken; to soil; to sully.
They have their teeth blacked, both men and women, for they say a dog hath his teeth white, therefore they will black theirs. Hakluyt. Sins which black thy soul. J. Fletcher. 2. 2. To make black and shining, as boots or a stove, by applying blacking and then polishing with a brush.