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See more synonyms for muffler on Thesaurus.com
  1. a scarf worn around one's neck for warmth.
  2. any of various devices for deadening sound, as the sound of escaping gases of an internal-combustion engine.
  3. anything used for muffling sound.
  4. Armor. a mittenlike glove worn with a mail hauberk.
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Origin of muffler

First recorded in 1525–35; muffle1 + -er1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for muffler

Historical Examples

  • He had a muffler round his neck, and was wearing a peasant's cloak of a dark colour.

    My Double Life

    Sarah Bernhardt

  • He also turned on a little more gasolene and opened the muffler.

  • The dampness was affecting him, and he wrapped his muffler more closely about his neck.

  • To begin with he almost broke the pegs off in hanging up his hat and muffler.

  • He is quiet, with grizzled hair, and a muffler for a collar.

British Dictionary definitions for muffler


  1. a thick scarf, collar, etc
  2. US and Canadian any device designed to reduce noise, esp the tubular device containing baffle plates in the exhaust system of a motor vehicleAlso called (in Britain and certain other countries): silencer
  3. something that muffles
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for muffler


1530s as a kind of wrap for the throat, agent noun from muffle (v.); as an automobile exhaust system silencer, it is attested from 1895.

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Online Etymology Dictionary, © 2010 Douglas Harper