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undergird

American  
[uhn-der-gurd] / ˌʌn dərˈgɜrd /

verb (used with object)

undergirded, undergirt, undergirding
  1. to strengthen; secure, as by passing a rope or chain under and around.

    to undergird a top-heavy load.

  2. to give fundamental support; provide with a sound or secure basis.

    ethics undergirded by faith.


undergird British  
/ ˌʌndəˈɡɜːd /

verb

  1. (tr) to strengthen or reinforce by passing a rope, cable, or chain around the underside of (an object, load, etc)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of undergird

First recorded in 1520–30; under- + gird 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Insider-trading rules backed by criminal penalties undergird confident stock trading.

From Barron's Jan. 2, 2026

We try and understand the meaning systems that undergird whatever group we’re studying.

From Salon Nov. 20, 2025

Both sides point to the absence of previous prosecutions to undergird their arguments.

From Seattle Times Apr. 22, 2024

The analysis characterized the three-way economic bond as having the potential to undergird U.S. efforts to secure North American supply chains “nearshoring” policies of moving manufacturing geographically closer to the U.S. homeland.

From Washington Times Jan. 8, 2023

Multiplied to infinity, choices no longer undergird values, but options that are equally mediocre.

From The Civilization of Illiteracy by Nadin, Mihai

Ms. Threlkeld says Field Marshal Munir’s strong relationship with Mr. Trump has undergirded Pakistan’s role in Iran negotiations.

From The Wall Street Journal Apr. 8, 2026

Yet complacency, undergirded by the remarkable strength of the stock market, is precisely what U.S. leaders are showing.

From Barron's Mar. 7, 2026

Kids stay up late, ice cream becomes a food group and people are out and about, undergirded by an unspoken permission to meander through the days.

From Los Angeles Times Oct. 14, 2024

Day center activities are undergirded with building relationships because, as Towey explains, “relationship is what drives outcomes and impact.”

From Seattle Times Apr. 26, 2024

I devoured the books because they were the rays of light peeking out from the doorframe, and perhaps past that door there was another world, one beyond the gripping fear that undergirded the Dream.

From "Between the World and Me" by Ta-Nehisi Coates

Yet the factors undergirding the market’s comeback are both relatively straightforward and well-grounded in fundamentals, according to Société Générale strategist Manish Kabra.

From MarketWatch May 7, 2026

Pecker also testified Thursday that, at least during the 2016 presidential campaign, he understood Trump's concerns undergirding the hush-money scheme to revolve around "the impact it would have upon the election."

From Salon Apr. 27, 2024

The work to produce and analyze the synthetic droplets is the result of a combination of deeply integrated interdisciplinarity and the human factors undergirding scientific work.

From Science Daily Apr. 25, 2024

But pop the hood on this bad boy and there’s an undeniable cynicism undergirding this vehicle.

From Los Angeles Times Aug. 23, 2023

The fireplace, the beams undergirding the loft, the tools dangling off nails on the walls.

From "The Underground Railroad: A Novel" by Colson Whitehead

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