un·​der·​pin | \ ˌən-dər-ˈpin How to pronounce underpin (audio) \
underpinned; underpinning; underpins

Definition of underpin

transitive verb

1 : support, substantiate underpin a thesis with evidence
2 : to form part of, strengthen, or replace the foundation of underpin a structure underpin a sagging building

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Examples of underpin in a Sentence

a wall underpinned by metal beams the central beliefs that underpin a free society

Recent Examples on the Web

Winnebago, one of the most storied names in RVs, is working on a fully-electric platform to underpin commercial RVs and trailers. Blake Z. Rong, Popular Mechanics, "RVs Are More Efficient Than Ever, Thanks to Eco-Friendly Manufacturing," 15 May 2019 This system also underpins a newsroom tool called Stela, which provides story- and department-level analytics snapshots. New York Times, "Metrics Are Everywhere in Media. Here’s How They Help.," 23 May 2018 Yet the debate is widening cleavages between those championing Jewish nationalism and what others deem the Jewish values of charity and humanism that also underpin the state. The Economist, "Israel’s plan to deport Africans is dividing the country," 1 Feb. 2018 That helped to reduce the risk premium associated with holding Indian assets, underpinning a long bull run in the country’s stocks. Andrew Peaple, WSJ, "Modi Mustn’t Flunk His Central Bank Test," 11 Dec. 2018 Auto makers Renault and Nissan signed their first agreement on March 27, 1999, giving birth to an unusual cooperation underpinned by cross-shareholdings. Stephen Wilmot, WSJ, "Renault-Nissan-Mitsubishi Alliance Needs to Grow Up," 29 Mar. 2019 Solid economic growth is underpinning an optimistic outlook among businesses. Christopher Rugaber, Fox News, "Survey: US companies added a solid 163,000 jobs in August," 6 Sep. 2018 Lifting the summer ban is expected to be coupled with new restrictions on trading biofuel credits that underpin the federal Renewable Fuel Standard, commonly known as the ethanol mandate. Matthew Daly, The Seattle Times, "Trump to allow year-round sales of high-ethanol gasoline," 8 Oct. 2018 Though the factors underpinning YouTube’s recommendation system are largely unknown, its influence is apparent in the numbers. Yoree Koh, WSJ, "YouTube to Curb Its Referrals to Conspiracy Theories and Other False Claims," 25 Jan. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'underpin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of underpin

1522, in the meaning defined at sense 1

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Statistics for underpin

Last Updated

8 Jun 2019

Look-up Popularity

Time Traveler for underpin

The first known use of underpin was in 1522

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English Language Learners Definition of underpin

: to strengthen or support (something) from below

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Comments on underpin

What made you want to look up underpin? Please tell us where you read or heard it (including the quote, if possible).


incapable of being surmounted or overcome

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