as in vulnerable
lacking protection from danger or resistance against attack
the cowardly soldiers fled, leaving the palace undefended
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Example Sentences
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Recent Examples of undefended
Trouba opened the scoring in the first period with an undefended slap shot after an egregious Blackhawks turnover.
—
CBS News, 7 Dec. 2025
Mark Collins, who was born and raised in Newfoundland, Canada, said Canadians have long treasured their friendship with the United States and the fact that the US-Canada border is the longest undefended border on the planet.
—Matt Egan, CNN Money, 13 Oct. 2025
Even with changes that came after the 2001 terrorist attacks, Abdool, noting the reputation of the longest undefended border in the world, said the experience of traveling back and forth between the United States and Canada wasn’t like crossing other international borders.
—Eric D. Lawrence, Freep.com, 16 May 2025
Well, turns out that Dragonstone is pretty undefended now, too.
—James Grebey, Vulture, 4 Aug. 2024
See All Example Sentences for undefended
CBS News, 7 Dec. 2025
Mark Collins, who was born and raised in Newfoundland, Canada, said Canadians have long treasured their friendship with the United States and the fact that the US-Canada border is the longest undefended border on the planet.
—Matt Egan, CNN Money, 13 Oct. 2025
Even with changes that came after the 2001 terrorist attacks, Abdool, noting the reputation of the longest undefended border in the world, said the experience of traveling back and forth between the United States and Canada wasn’t like crossing other international borders.
—Eric D. Lawrence, Freep.com, 16 May 2025
Well, turns out that Dragonstone is pretty undefended now, too.
—James Grebey, Vulture, 4 Aug. 2024
See All Example Sentences for undefended
Recent Examples of Synonyms for undefended
Adjective
-
On his goal, Thomas swooped into the middle lane to dust McTavish and receive a slick feed from Broberg that sent him toward a vulnerable Dostál with speed for a rising shot.—
Andrew Knoll,
Oc Register,
4 Apr. 2026
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But the memo indicates homelessness spending might not be as vulnerable to cuts as other programs because the city now has roughly $33 million in hotel tax revenue to spend each year on homelessness.—
David Garrick,
San Diego Union-Tribune,
4 Apr. 2026
Adjective
-
Weaponized incompetence, or the practice of being so helpless that the labor simply falls on someone else, has long been a feature of domestic life.—
Catherina Gioino,
Fortune,
1 Apr. 2026
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But Lumet and screenwriter Frank Pierson ease up on the laughs as Sonny’s predicament grows more helpless, allowing the audience to feel his desperation as the drama barrels toward a tragic finale.—
Patrick Ryan,
USA Today,
31 Mar. 2026
Adjective
-
Tomato, pepper, eggplant and tomatillo are all susceptible to the same soil pathogens.—
Nan Sterman,
San Diego Union-Tribune,
4 Apr. 2026
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For example, research shows that adolescent boys are more susceptible to pressure for risk-taking behaviors than girls.—
Amy Morin,
Parents,
3 Apr. 2026
Adjective
-
If the Heat hadn’t worded the trade that way, then Miami would be at greater risk of the first-round pick conveyed to Charlotte being unprotected.—
Barry Jackson,
Miami Herald,
30 Mar. 2026
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The depth of the frontcourt behind Cardoso and Reese could make the forward the most logical addition to the unprotected list.—
Julia Poe,
Chicago Tribune,
27 Mar. 2026
Cite this Entry
“Undefended.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/undefended. Accessed 7 Apr. 2026.
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