noun.
Plaster-work of various kinds; especially, a sort of ornamental work in plastering, with raised or indented patterns and ornaments, much used in the interior and often on the exterior of houses of the Tudor period.
the GNU version of the Collaborative International Dictionary of English
noun.
A kind of decorative plasterwork in raised ornamental figures, formerly used for the internal and external decoration of houses.
noun.
the plastering of the inside of flues, intended to give a smooth surface and help the draught.