air mattress

noun

plural air mattresses
: a soft, airtight plastic case that is designed to be inflated and used as a bed
And take it from my early 1960s-model spine, a modern air mattress—cheap, simple to inflate and reliable—is something that many parents will find essential when sleeping in a tent.Steve Stephens

called also air bed

Examples of air mattress in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Sleeping on an air mattress was as foreign to her as setting her eyes on a mountainous horizon. Brad Ryan, PEOPLE, 13 June 2026 Bring sleeping bags, air mattresses, and pool rafts out as the seating and enjoy the show (with popcorn of course). Parents, 11 June 2026 Main-floor rooms pack in ample seating, and the bedrooms can sleep up to 16, no air mattresses required. Kelly Ryan Kegans, Midwest Living, 22 May 2026 From air mattresses to swimming pools, Intex is an industry leader in inflatable products. Olivia Young, Travel + Leisure, 13 May 2026 See All Example Sentences for air mattress

Word History

First Known Use

1832, in the meaning defined above

Time Traveler
The first known use of air mattress was in 1832

Browse Nearby Words

Cite this Entry

“Air mattress.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/air%20mattress. Accessed 20 Jun. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster