run thin

idiom

: to become less than the usual, original, or needed number or amount
I'd been waiting almost an hour, and my patience was running thin.

Examples of run thin in a Sentence

Recent Examples on the Web
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As the years go by, ideas can run thin, and finding that perfect gift can be a challenge. Ashlyn Messier, Fox News, 18 Nov. 2024 The schedule disruptions are severe enough that staffing is starting to run thin across airlines, while de-icing fluid was also in short supply Tuesday, Harteveldt added. Megan Cerullo, CBS News, 16 Jan. 2024

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Cite this Entry

“Run thin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/run%20thin. Accessed 23 Mar. 2025.

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