Meanings
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1
verb
to make a sound quieter or less distinct, especially by covering its source
Heavy curtains helped muffle the noise from the street.
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2
verb
to wrap or cover someone or something for warmth, protection, or concealment
He muffled his face in a scarf before stepping into the snow.
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3
noun
an enclosed chamber in a kiln or furnace that shields material from direct flame or combustion gases
The ceramic samples were heated inside the furnace muffle.
Thesaurus
Etymology
From Middle English muflen, probably a shortening of Old French enmoufler ("to wrap up"), related to moufle ("thick glove or mitten"). The sound sense developed from covering something so that its noise became less clear.