D defs.my
Entry 1 sense Webster, 1913

Scumble

· Scum·ble · IPA /ˈskʌmbəl/
01 v. t. To cover lighty, as a painting, or a drawing, with a thin wash of opaque color, or with color-crayon dust rubbed on with the stump, or to m…
imp. & p. p. Scumbled; p. pr. & vb. n. Scumbling
  1. 1.
    To cover lighty, as a painting, or a drawing, with a thin wash of opaque color, or with color-crayon dust rubbed on with the stump, or to make any similar additions to the work, so as to produce a softened effect.(Fine Arts)