The Collaborative International Dictionary
Pounce box
Pounce \Pounce\, n. [F. ponce pumice, pounce, fr. L. pumex, -icis, pumice. See Pumice.]
A fine powder, as of sandarac, or cuttlefish bone, -- formerly used to prevent ink from spreading on manuscript.
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Charcoal dust, or some other colored powder for making patterns through perforated designs, -- used by embroiderers, lace makers, etc.
Pounce box, a box for sprinkling pounce.
Pounce paper, a transparent paper for tracing.