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mattress topper

American  
[ma-tris tahp-er] / ˈmæ trɪs ˌtɑp ər /

noun

  • mattress toppers
    plural
  1. a separate layer of soft material, such as foam, laid on a mattress under the bedding in order to give the sleeper added comfort.

  2. a usually fitted cover made of any of various materials, put on a mattress to protect it from moisture or staining or to protect the sleeper.


Other Word Forms

Noun Inflected Forms

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

I added a private hot tub and an Eight Sleep Pod, which is a really fancy mattress topper that heats and cools your mattress.

From Los Angeles Times Jul. 23, 2026

WSJ | Buy Side: Find the best mattress topper for your sleep situation.

From The Wall Street Journal Jan. 10, 2026

"He brought a scented diffuser, his own mattress topper, a waffle maker so he could make the breakfast he normally would have," Wightman says.

From BBC Jul. 19, 2024

Exactly how thick can a mattress topper be?

From Seattle Times Jul. 20, 2022

A stained mattress topper, feathers spilling from its torn edge.

From "The City Beautiful" by Aden Polydoros

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