inner tube

noun

: an inflatable usually ring-shaped rubber tube designed for use inside a pneumatic tire

Examples of inner tube 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.
Canyon Coaster Adventure Park also offers summer tubing, riding down big slides perched on an inner tube. Roger Naylor, AZCentral.com, 14 Aug. 2025 Authorities on Monday placed restrictions on popular water activities on Clear Creek west of Golden and into the city, prohibiting belly boats, inner tubes and single chambered rafts — as well as body surfing and swimming — until water levels subside. John Aguilar, Denver Post, 9 June 2025 Float in an inner tube, paddle a kayak or even take a trip below the surface for a scuba dive at this gem that gives you a chance to enjoy the natural beauty Florida is known for. Alexandra Schonfeld, People.com, 6 Aug. 2025 People float on inner tubes in the nearby Blanco River, sipping beers and splashing in the water. Kat Lonsdorf, NPR, 16 July 2025 See All Example Sentences for inner tube

Word History

First Known Use

1894, in the meaning defined above

Time Traveler
The first known use of inner tube was in 1894

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Cite this Entry

“Inner tube.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inner%20tube. Accessed 24 Aug. 2025.

Kids Definition

inner tube

noun
: an inflatable ring-shaped rubber tube used inside a tire to hold air under pressure

More from Merriam-Webster on inner tube

Last Updated: - Updated example sentences
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