overrun

verb
over·​run | \ ˌō-vər-ˈrən How to pronounce overrun (audio) , ˌō-və-\
overran\ ˌō-​vər-​ˈran How to pronounce overran (audio) , ˌō-​və-​ \; overrun; overrunning

Definition of overrun

 (Entry 1 of 2)

transitive verb

1a(1) : to defeat decisively and occupy the positions of
(2) : to invade and occupy or ravage
b : to spread or swarm over : infest
2a : to run or go beyond or past the plane overran the runway
b : exceed overrun a budget
c : to readjust (set type) by shifting letters or words from one line into another
3 : to flow over the river overran its banks

overrun

noun
over·​run | \ ˈō-vər-ˌrən How to pronounce overrun (audio) , ˈō-və-\

Definition of overrun (Entry 2 of 2)

1 : an act or instance of overrunning especially : an exceeding of the costs estimated in a contract for development and manufacture of new equipment
2 : the amount by which something overruns
3 : a run in excess of the quantity ordered by a customer

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Synonyms for overrun

Synonyms: Verb

foray (into), invade, raid

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Examples of overrun in a Sentence

Verb

The tank divisions overran the countryside. The city was being overrun by enemy troops. The plane overran the runway. His speech overran the time allowed.
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Recent Examples on the Web: Verb

In rural Montana, a fictional county of good ol' boys and girls has been overrun by a fictional doomsday cult called the Project at Eden's Gate. Julie Muncy, WIRED, "All Games Are Illusions, But Far Cry 5 Is Nothing More," 9 Apr. 2018 Why: Where to go now that Tulum’s been overrun by red carpets and club kids? Christina Pérez, Vogue, "Here’s Where to Travel in 2019," 26 Dec. 2018 For example, Democrats keep talking about how far away the caravan of would-be migrants is, rather than simply affirming that several thousand people ought not to overrun the borders of the United States. James Freeman, WSJ, "Americans Aren’t Just Happy about the Economy," 5 Nov. 2018 In 1973, just six years earlier, Israel had barely stopped a surprise attack by Arab air and ground forces that threatened to overrun the country. Kyle Mizokami, Popular Mechanics, "Sheep Glands Point to Nukes as Source of Mysterious 1979 Explosion," 12 Sep. 2018 With Hitler’s invading armies poised to overrun Moscow, Soviet leader (and erstwhile bank robber) Joseph Stalin ordered key personnel to evacuate the capital. Tim Folger, Discover Magazine, "Chance Encounters," 17 Aug. 2018 Kabul is overrun with mafia-style networks that control the national drug trade and bring violence to the streets with armed robberies and factional warfare. Javid Ahmad, WSJ, "The Mafia That Threatens Afghanistan," 19 Sep. 2018 On weekends, the place is overrun by fun-hungry tourist types and causeway crawlers. Rene Rodriguez, miamiherald, "Think South Beach is crazy now? Here's what the club scene was like in 1994 | Miami Herald," 5 May 2018 The toxic algae bloom has overrun Florida’s southern Gulf Coast this summer, devastating sea life and driving people from the water. Tamara Lush, The Seattle Times, "In first 8 months of year, manatee death toll surpasses 2017," 20 Aug. 2018

Recent Examples on the Web: Noun

The truth is that with its delays, cost overruns, and other woes, Watts Bar 2 is a typical nuclear reactor project in the U.S., not an atypical one. Avery Thompson, Popular Mechanics, "The Alexandria Ocasio-Cortez 'Green New Deal' Wants to Get Rid of Nuclear Power. That's a Great Idea.," 8 Feb. 2019 Why Go NowWhile nearby Sapa is overrun, Hà Giang province is even more beautiful, and its H’mong and Tay communities show a different side of Vietnam. Peter Jon Lindberg, Condé Nast Traveler, "How to Take Your Vietnam Trip to the Next Level," 20 Nov. 2018 Still, Northrop Grumman may suffer repercussions from its cost overruns. Loren Grush, The Verge, "Why NASA is struggling to get its most powerful space telescope off the ground," 1 Aug. 2018 On July 27, 2015, a somber Walsh held a press conference announcing that Boston had agreed to bow out amid growing opposition and his uneasiness to sign a financial guarantee to cover cost overruns related to the Games. Shirley Leung, BostonGlobe.com, "Catching up with the LA Olympics, and wondering what could have been in Boston," 12 June 2018 At that point, Watts Bar 2 faced another decade of construction delays and cost overruns. Avery Thompson, Popular Mechanics, "The Alexandria Ocasio-Cortez 'Green New Deal' Wants to Get Rid of Nuclear Power. That's a Great Idea.," 8 Feb. 2019 His opponents in the governor’s race have blamed the agency’s problems with rider service as well as project delays and cost overruns on his eight-year stewardship. Paul Berger, WSJ, "MTA’s Lhota Says He Isn’t Leaving, Despite Speculation to the Contrary," 24 Oct. 2018 Recent American and European efforts to build first-of-a-kind reactor designs in a hyper-regulated environment have led to large cost overruns and delays. Joshua S. Goldstein And, WSJ, "Only Nuclear Energy Can Save the Planet," 11 Jan. 2019 However, given the difficulties involved in building the KC-46, including long delays and cost overruns, a brand new tanker could be postponed into the 2040s. Kyle Mizokami, Popular Mechanics, "The KC-135 Tanker Could Become the First U.S. Warplane To Serve 100 Years," 31 Dec. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'overrun.' 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 overrun

Verb

before the 12th century, in the meaning defined at sense 1a(1)

Noun

1898, in the meaning defined at sense 1

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Statistics for overrun

Last Updated

6 Mar 2019

Look-up Popularity

Time Traveler for overrun

The first known use of overrun was before the 12th century

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More Definitions for overrun

overrun

verb

English Language Learners Definition of overrun

 (Entry 1 of 2)

: to enter and be present in (a place) in large numbers
: to run or go beyond or past (something)
: to spread over or throughout (something)

overrun

noun

English Language Learners Definition of overrun (Entry 2 of 2)

: an amount of money that is spent and that is more than the expected or planned amount

overrun

verb
over·​run | \ ˌō-vər-ˈrən How to pronounce overrun (audio) \
overran\ -​ˈran \; overrun; overrunning

Kids Definition of overrun

1 : to take over and occupy by force The outpost was overrun by the enemy.
2 : to run or go past The runner overran second base.
3 : to spread over so as to cover Weeds overran the garden.

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Comments on overrun

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