second-guess

verb

sec·​ond-guess ˌse-kᵊŋ-ˈges How to pronounce second-guess (audio)
-kən(d)-
second-guessed; second-guessing; second-guesses

transitive verb

1
: to criticize or question actions or decisions of (someone) often after the results of those actions or decisions are known
meet almost every morning and, over coffee, second-guess the local coachBruce Newman
also : to engage in such criticism of (an action or decision)
second-guess the general's strategy
2
: to seek to anticipate or predict
lived royally by his ability to second-guess the stock marketTime
second-guesser noun

Examples of second-guess in a Sentence

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.
The 6ft 4in (193cm) Italian waited patiently until the right moment (even second-guessing himself at one point), before making room for himself by swinging out to the right, powering past Groves and sprinting to the win. Jacob Whitehead, New York Times, 12 July 2025 Her inner conflict, though, is all the more compelling in the face of her boyfriend’s refusal to second-guess himself. David Ehrlich, IndieWire, 8 July 2025 Towards the end of the month, Mercury will station retrograde in your sign on July 18, which can leave you questioning or second-guessing your choices. Valerie Mesa, People.com, 8 July 2025 For sure, the budget was shaky, the plan was very questionable, but the leap happened anyway, ahead of the second-guessing. Chad Willardson, Forbes.com, 7 July 2025 See All Example Sentences for second-guess

Word History

First Known Use

1941, in the meaning defined at sense 1

Time Traveler
The first known use of second-guess was in 1941

Browse Nearby Words

Cite this Entry

“Second-guess.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/second-guess. Accessed 21 Jul. 2025.

Kids Definition

second-guess

verb
sec·​ond-guess
ˌsek-ᵊŋ-ˈges,
-ən-
1
: to question or criticize actions or decisions of (someone) often after the results of those actions or decisions are known
2
second-guesser noun

More from Merriam-Webster on second-guess

Last Updated: - Updated example sentences
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