1.Anything with which another thing, as an oar or drum, is muffled; also, a boxing glove; a muff.
2.(Metal.) An earthenware compartment or oven, often shaped like a half cylinder, used in furnaces to protect objects heated from the direct action of the fire, as in scorification of ores, cupellation of ore buttons, etc.
3.(Ceramics) A small oven for baking and fixing the colors of painted or printed pottery, without exposing the pottery to the flames of the furnace or kiln.
4.A pulley block containing several sheaves.
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