muffler

noun

muf·​fler ˈmə-flər 

1

a

: a scarf worn around the neck

b

: something that hides or disguises

2

: a device to deaden noise

especially : one forming part of the exhaust system of an automotive vehicle

mufflered

ˈmə-flərd 

adjective

Examples of muffler in a Sentence

Recent Examples on the Web

Its stores provide a range of undercar repair services for brakes, steering, mufflers and exhaust systems, suspension and wheel alignment, as well as tire replacement and service. —Kenneth Squire, CNBC, 8 Nov. 2025

Wall-to-wall carpet puts a muffler on all that. —The Washington Post, San Diego Union-Tribune, 25 Oct. 2025

Ezell's building has something for everyone, from photos of the early years of the former muffler shop to , memorabilia from the Indianapolis 500 and racing personalities. —Michelle Pemberton, IndyStar, 9 Oct. 2025

Buying a small business doesn’t have to mean becoming the owner of a mundane muffler shop or America’s 19,503rd Subway franchise. —Brandon Kochkodin, Forbes.com, 13 Sep. 2025

Word History

First Known Use

circa 1536, in the meaning defined at sense 1a

Kids Definition

muffler

noun

muf·​fler ˈməf-lər 

1

: a scarf worn to protect the neck

2

: something that deadens noises

especially : a device attached to the exhaust system of an automobile