small silver box, the sides of which are `pounced,` or pierced, with holes, containing a sponge soaked in pungent vinegar to ward off diseases and ... Found on http://www.britannica.com/eb/a-z/p/102
Poun'cet box` [ Confer French poncette , from ponce pounce. See Pounce a powder.] A box with a perforated lid, for sprinkling pounce, or for holding perfumes. Shak. Found on http://www.encyclo.co.uk/webster/P/138