Definition

1. Noun:
   • A device that decreases the amplitude of electronic, mechanical, acoustical, or aerodynamic oscillations: A component used to reduce the intensity or magnitude of vibrations or waves in various systems.
   • A scarf worn around the neck: A piece of cloth worn for warmth, typically wrapped around the neck and sometimes covering the mouth and nose.
   • A tubular acoustic device inserted in the exhaust system that is designed to reduce noise: A part of a vehicle's exhaust system that lessens the sound produced by the engine.

Examples

• Noun:
  • The car's muffler was replaced to reduce the engine noise.
  • She wrapped a thick woolen muffler around her neck to keep out the cold.
  • The engineer installed a muffler on the machinery to dampen the vibrations.

Advanced Usage

• "to be muffled": (adjective) Describes a sound that is made quieter or less clear, often as if obstructed by a muffler or similar object.
  • His voice was muffled by the door.
• In a musical context: Historically, a "mute" for a musical instrument (like a trumpet) is sometimes referred to as a muffler, though "mute" is the more common term today.

Variants and Related Words

• Muffle (verb): To wrap or cover for warmth or to make a sound quieter.
  • She muffled the baby in a blanket.
  • The snow muffled all the sounds of the city.
• Muffled (adjective): (As described in Advanced Usage).

Synonyms

• For the neckwear: Scarf, neckerchief, wrap.
• For the exhaust device: Silencer (primarily British English), resonator (a specific type).
• For the general damping device: Damper, silencer, suppressor.

Related Phrases

• "Put a muffler on": (Idiomatic, informal) To tell someone to be quiet or to quieten something down.
  • The loud argument next door needed someone to put a muffler on it.

Related Idioms

• "To muffle one's feelings": (Figurative) To suppress or conceal one's emotions.
  • He tried to muffle his disappointment at the news.
• "Muffled tones": Refers to sounds that are not clear or distinct.
  • They spoke in muffled tones so the children wouldn't hear.

Noun

1. a device that decreases the amplitude of electronic, mechanical, acoustical, or aerodynamic oscillations
2. a scarf worn around the neck
3. a tubular acoustic device inserted in the exhaust system that is designed to reduce noise