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.
For 16 years, founder Lynette Fidrych and her team have been recycling bicycle tire inner tubes to make leashes and collars. Luke Burbank, CBS News, 14 Dec. 2025 Tubing — sliding on an inner tube down a groomed track — has gotten so popular that virtually every Tahoe-area resort has a tubing hill. Janet Fullwood, Mercury News, 12 Nov. 2025 Vargas floated groups of migrants across the informal border crossing between Guatemala and Mexico on a makeshift raft made from wooden boards lashed to fat inner tubes. Daniel Gonzalez, USA Today, 9 Nov. 2025 Vargas floated groups of migrants across the informal border crossing between Guatemala and Mexico on a makeshift raft made from wooden boards lashed to fat inner tubes. Daniel Gonzalez, AZCentral.com, 29 Oct. 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 28 Dec. 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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