unwise

adjective

un·​wise ˌən-ˈwīz How to pronounce unwise (audio)
Synonyms of unwisenext
: lacking wisdom or good sense : foolish, imprudent
an unwise decision
unwisely adverb

Examples of unwise in a Sentence

It would be unwise to buy a house now. made the unwise decision to invest in a brand-new company
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
That isn’t the ideal strategy for a team expected to compete for the Stanley Cup, but the organization has proven to be unwise in signing expensive free agents. Allan Mitchell, New York Times, 25 May 2026 The economic reality is that, despite Putin’s tough guy bluster and despite higher oil and gas prices as well as the unwise relaxation of energy sanctions on Russia, Putin’s house of cards is still more vulnerable than many realize. Jeffrey Sonnenfeld, Time, 23 May 2026 With runners on first and second and one away, new reliever Tim Hill then made the unwise decision to throw to third after fielding a comebacker. Gary Phillips, New York Daily News, 10 May 2026 That would be unwise, given its steady sales and good fit in its market. New Atlas, 2 May 2026 See All Example Sentences for unwise

Word History

First Known Use

before the 12th century, in the meaning defined above

Time Traveler
The first known use of unwise was before the 12th century

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Cite this Entry

“Unwise.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unwise. Accessed 3 Jun. 2026.

Kids Definition

unwise

adjective
un·​wise ˌən-ˈwīz How to pronounce unwise (audio)
ˈən-
: not wise : foolish
unwisely adverb

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