un·​de·​fend·​ed | \ ˌən-di-ˈfen-dəd How to pronounce undefended (audio) \

Definition of undefended

: not guarded or protected : not defended left the goal undefended an undefended frontier/border

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Examples of undefended in a Sentence

Recent Examples on the Web Yeimar Gómez came back in the 69th minute with a header off an undefended cross. Alex Vejar, The Salt Lake Tribune, "RSL draws with Seattle 2-2 in first game with fans since March," 3 Sep. 2020 But Trump isn’t letting his position in North Carolina go undefended. Emily Larsen, Washington Examiner, "Vulnerabilities remain for North Carolina Republicans outwardly confident about Trump," 24 Aug. 2020 Bianca Andreescu opted out of the competition and over a week after 2019 men's champ Rafael Nadal pulled out due to the coronavirus — leaving both of the Open's singles titles undefended this year. Danielle Garrand, CBS News, "Novak Djokovic says he'll compete in US Open as defending women's champ Bianca Andreescu opts out," 13 Aug. 2020 The drone will grow the fighting arm of the U.S. Air Force, move air power away from air fields, fly alongside fighter jets, and escort traditionally undefended assets like the E-3 Sentry. Kyle Mizokami, Popular Mechanics, "The F-16's Replacement Won’t Have a Pilot at All," 9 July 2020 But along the world’s largest undefended boundary, where notions of two open countries have persisted even after the strictures put in place after 9/11, the closure has felt even more baffling and unimaginable. Sara Miller Llana, The Christian Science Monitor, "‘Friendliest boundary in the world’ divides families in pandemic," 29 May 2020 Trudeau also confirmed an announcement earlier by President Donald Trump that Canada and the U.S. have agreed to close the world’s longest undefended border to all non-essential traffic. Kait Bolongaro, Bloomberg.com, "Trudeau Unveils Fiscal Jolt Worth 3% of Canada’s Economy," 10 May 2020 But good feelings here — at the easternmost crossing on the world’s longest undefended border — have been ruffled by puzzling and persistent prying from US Customs and Border Protection agents. Brian Macquarrie, BostonGlobe.com, "On quiet Campobello Island,," 19 Jan. 2020 In October, a cybersecurity researcher in the Netherlands identified twenty-six thousand industrial control systems across the United States whose undefended presence on the Internet makes them easy targets for malicious actors. Sue Halpern, The New Yorker, "Should the U.S. Expect an Iranian Cyberattack?," 6 Jan. 2020

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

1564, in the meaning defined above

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Time Traveler for undefended

Time Traveler

The first known use of undefended was in 1564

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Statistics for undefended

Last Updated

8 Sep 2020

Cite this Entry

“Undefended.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undefended. Accessed 30 Sep. 2020.

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More Definitions for undefended


How to pronounce undefended (audio)

English Language Learners Definition of undefended

: not protected or defended

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