un·​de·​clared | \ ˌən-di-ˈklerd How to pronounce undeclared (audio) \

Definition of undeclared

: not announced or openly acknowledged : not stated or decided in an official way : not declared an undeclared war an undeclared presidential candidate a student with an undeclared major

Examples of undeclared in a Sentence

Recent Examples on the Web The world is at the start of a new, undeclared nuclear arms race. Serhii Plokhy, WSJ, "The Real Lessons of the Cuban Missile Crisis," 9 Apr. 2021 The Paris prosecutor’s office opened an investigation into the allegations on Sunday, stating that those responsible for the illicit restaurants could face possible charges of endangerment and undeclared labor. Washington Post, "French authorities investigate whether ministers dined at secret luxury restaurants, violating restrictions," 5 Apr. 2021 The sum is an undeclared conflict that neither side wants to escalate into frontal combat. New York Times, "Israel’s Shadow War With Iran Moves Out to Sea," 26 Mar. 2021 The party’s lead candidate, Mayor Tom Poynton, said Dubiel and two others — an independent running for mayor and a write-in seeking to become a trustee — are working together as an undeclared slate. John Keilman, chicagotribune.com, "What’s in a name? A look at the strategies and schemes behind the obscure political parties of Chicago’s suburbs.," 3 Apr. 2021 The accord also requires Iran to submit to the snap inspections of undeclared sites under what is called the Additional Protocol, the rules that most International Atomic Energy Agency members adhere to in allowing broader rights for the inspectors. New York Times, "Iran Curbs Nuclear Inspectors, but Appears to Leave Space for a Deal," 21 Feb. 2021 Obama ended his presidency with Gitmo still open and America re-committed to its wars in Afghanistan and Iraq and several other undeclared war zones. Jacob Silverman, The New Republic, "Does Biden Want Less War, or Just War With More Rules?," 5 Mar. 2021 Unfortunately, some of those tasty snacks are now being recalled due to an undeclared ingredient that could lead to a life-threatening allergic reaction. Mike Wehner, BGR, "This snack sold across 21 states has just been recalled," 2 Mar. 2021 Biden may even agree to relaxed monitoring of Iran’s nuclear program, despite new revelations this month of undeclared nuclear activities. Washington Examiner, "Biden’s Iran appeasement," 25 Feb. 2021

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

1526, in the meaning defined above

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Time Traveler for undeclared

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The first known use of undeclared was in 1526

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Statistics for undeclared

Last Updated

13 Apr 2021

Cite this Entry

“Undeclared.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undeclared. Accessed 13 Apr. 2021.

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More Definitions for undeclared



English Language Learners Definition of undeclared

: not stated or decided in an official way : not declared


un·​de·​clared | \ ˌən-di-ˈklerd \

Kids Definition of undeclared

: not made known : not declared an undeclared war

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Comments on undeclared

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