A fine powder, as of sandarac, or cuttlefish bone, -- formerly used to prevent ink from spreading on manuscript.
Charcoal dust, or some other colored powder for making patterns through perforated designs, -- used by embroiderers, lace makers, etc.
To sprinkle or rub with pounce; as, to pounce paper, or a pattern.
To punch; to perforate; to stamp holes in, or dots on, by way of ornament.
bag- small cloth bag filled with pipe clay, chalk, charcoal, graphite powder or the like. Tapped over the holes created by pouncing to transfer drawing onto finish surface with neat, black, dotted lines.
A substance like chalk, ash, powdered bone, or pumice, rubbed into a writing surface in order to improve it. Pounce can reduce greasiness, raise the nap, and whiten parchment. The term is also applies to a post-medieval technique employed in the transfer of an image--- punching holes in the pattern sheet and sprinkling pounce on it to reproduce a dotted outline on the sheet beneath.
Pounce is the gum Sandarac, mixed with pumice or cuttlefish bone, finely powdered in a mortar and pestle. It is used in fine calligraphy to prevent ink from excessively wicking through paper fibers, as when writing on unsized paper or after an erasure. It also gives tooth to smooth papers.