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noun

muffler

MUHFL
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Muffler (noun) means (US) The part of a car's exhaust system that reduces engine noise. Example: “The old truck needed a new muffler — it was way too loud.”

noun
1
(US) The part of a car's exhaust system that reduces engine noise.
"The old truck needed a new muffler — it was way too loud."
"A hole in the muffler made the engine roar."
2
A thick scarf worn around the neck for warmth.
"He wrapped a wool muffler around his neck before heading out."
"Grandad always wore a tartan muffler in winter."

How to use muffler

Learner’s notes

In plain EnglishEither the noise-dampening part of a car's exhaust, or an old-fashioned word for a warm scarf.

UK vs US

In British English, a car's muffler is usually called a "silencer" instead.

Common pairings
car muffler wool muffler
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Word forms

Plural
mufflers
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Fill the gap

Can you complete this real example?

The old truck needed a new _____ — it was way too loud.

Etymology

From muffle plus the agent suffix -er — "something that muffles."

Related words

Frequently asked questions

What does “muffler” mean?
The word “muffler” means (US) The part of a car's exhaust system that reduces engine noise. In plain terms, either the noise-dampening part of a car's exhaust, or an old-fashioned word for a warm scarf.
How do you pronounce “muffler”?
“Muffler” is pronounced MUHFL (/ˈmʌflɚ/ in IPA).
How do you use “muffler” in a sentence?
Here is “muffler” used in a sentence: “The old truck needed a new muffler — it was way too loud.”
What part of speech is “muffler”?
“Muffler” is a noun.
How many meanings does “muffler” have?
“Muffler” has 2 distinct senses listed in this dictionary. The most common is: (US) The part of a car's exhaust system that reduces engine noise.

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