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

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

This Avanti has a V8 engine with an R2 supercharger, power steering, a silent muffler, a floor-shift automatic transmission and Twin-Traction differential. —Keenan Thompson, USA Today, 31 Aug. 2025

This Avanti has a V8 engine with an R2 supercharger, power steering, a silent muffler, a floor-shift automatic transmission and Twin-Traction differential. —Keenan Thompson, Freep.com, 28 Aug. 2025

This also allows for the install of slip-on mufflers without removing the cat, and dual lambda sensors aid with emissions control. —New Atlas, 15 Aug. 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