Muffler (noun)

A device fitted to the exhaust pipe of an internal-combustion engine to reduce noise.

Origin:

Mid 18th century (originally in the sense 'a muff'): from french moufle, perhaps from old norse mufr 'mitten'.

Examples:

1. The muffler is an important component of the car's exhaust system.
2. A damaged muffler can cause a loud, rumbling sound from the car's engine.
3. The muffler should be checked regularly for leaks or damage.
4. A muffler can become clogged with dirt and debris, reducing its effectiveness.
5. Some high-performance mufflers are designed to improve engine power and performance.