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.
Topline 25-piece Folding Allen Wrench Set Lyons-Black also suggests being prepared for potential setbacks like a flat tire or needing to replace a tire inner tube. ​​debra Pamplin-Todd, Travel + Leisure, 16 July 2025 Find the hole in the inner tube, patch it or replace the tube, then restretch the tire back onto the wheel. Jamie L. Lareau, Freep.com, 4 July 2025 On a summer morning, few experiences rival floating down this glassy waterway in an inner tube, surrounded by fish, wading birds, and waving eelgrass below the surface. Scott Travers, Forbes.com, 3 July 2025 In the photo, the tween can be seen lounging in an inner tube, looking back at her dad with both thumbs up. Kayla Grant, People.com, 2 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

Browse Nearby Words

Cite this Entry

“Inner tube.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/inner%20tube. Accessed 3 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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