plural mattresses
1
a
: a fabric case filled with resilient material (such as cotton, hair, feathers, foam rubber, or an arrangement of coiled springs) used either alone as a bed or on a bedstead
b
: a soft, airtight case that is designed to be inflated and used as a bed : air mattress
2
: a device (as of interwoven brush and poles) used to protect a shoreline, bank, or streambed from erosion
Examples of mattress in a Sentence
Recent Examples on the Web
While a mattress can't turn back time, a better mattress can lead to a lot of things: Better sleep!
—
Nena Farrell, Wired News, 23 May 2025
If your home begins to fall apart, get in the tub and pull a mattress over yourself to protect from debris, Miami-Dade County says.
—Michelle Marchante, Miami Herald, 23 May 2025
Best Memorial Day mattress sales Sealy Cool 12″ Medium Memory Foam Mattress with CopperChill Technology 63% OFF
Sealy is known for their high-quality mattresses, and this memory foam model is no exception.
—Bestreviews, Mercury News, 22 May 2025
Casper: Here’s the truth — mattresses are quite the financial commitment, so the best time to get a new one for your bed is Memorial Day or a similar holiday that sees drastic sales across retailers.
—Stacia Datskovska, Footwear News, 20 May 2025
See All Example Sentences for mattress
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Nena Farrell, Wired News, 23 May 2025
If your home begins to fall apart, get in the tub and pull a mattress over yourself to protect from debris, Miami-Dade County says.
—Michelle Marchante, Miami Herald, 23 May 2025
Best Memorial Day mattress sales Sealy Cool 12″ Medium Memory Foam Mattress with CopperChill Technology 63% OFF
Sealy is known for their high-quality mattresses, and this memory foam model is no exception.
—Bestreviews, Mercury News, 22 May 2025
Casper: Here’s the truth — mattresses are quite the financial commitment, so the best time to get a new one for your bed is Memorial Day or a similar holiday that sees drastic sales across retailers.
—Stacia Datskovska, Footwear News, 20 May 2025
See All Example Sentences for mattress
Cite this Entry
“Mattress.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mattress. Accessed 4 Jun. 2025.
Copy CitationKids Definition
mattress
noun
mat·tress
ˈma-trəs 
1
: a fabric case filled with springy material used as a bed or on a bedstead
2
: a sack that can be filled with air or water and used as a mattress
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