redouble

verb

re·​dou·​ble (ˌ)rē-ˈdə-bəl How to pronounce redouble (audio)
redoubled; redoubling; redoubles

transitive verb

1
: to make twice as great in size or amount
broadly : intensify, strengthen
2
a
obsolete : to echo back
b
archaic : repeat

intransitive verb

1
: to become redoubled
2
archaic : resound
3
: to double an opponent's double in bridge
redouble noun

Examples of redouble in a Sentence

They redoubled their efforts to finish the work on time. Their efforts to finish the work redoubled as the deadline drew near.
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.
The city has redoubled its commitment to such changes in recent years with the Vision Zero plan to reduce traffic deaths and the 2022 overhaul of its Complete Streets ordinance, a policy requiring city planners to design streets with all travelers in mind. Jordan Smith, IndyStar, 3 July 2025 Riri has stolen Hood’s armor and redoubled her own. Stacia Brown, Vulture, 2 July 2025 In response, China’s AI leaders have redoubled efforts in semiconductor self-sufficiency. Vivian Toh, Forbes.com, 27 May 2025 This should inspire us to redouble our efforts to spread the message of liberty. Ron Paul, Oc Register, 19 June 2025 See All Example Sentences for redouble

Word History

First Known Use

15th century, in the meaning defined at transitive sense 1

Time Traveler
The first known use of redouble was in the 15th century

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Cite this Entry

“Redouble.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/redouble. Accessed 20 Jul. 2025.

Kids Definition

redouble

verb
re·​dou·​ble (ˈ)rē-ˈdəb-əl How to pronounce redouble (audio)
: to make or become doubled (as in size or amount)
redoubled their efforts

More from Merriam-Webster on redouble

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