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

Much of the Fusion’s back half looked as if it’d been sheared off, the muffler, the spare tire, and the fuel door the clearest surviving indications of its past form. —Fort Worth Star-Telegram, 10 July 2025

Hanley heard a loud boom that sounded like a motorcycle muffler. —Isabel Rivera, Miami Herald, 14 July 2025

From there, Mickey worked as a journalist at the Los Angeles Times while running his own muffler shop and drag racing strip in the city. —Makena Gera, Peoplemag, 16 July 2024

There’s no engine oil to change, no transmission fluid to deal with, and no muffler system to worry about. —Melanie Marshall, San Diego Union-Tribune, 12 June 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