go crazy

idiomatic phrase

1
: to become mentally unsound
I must be going crazy. I can't find my car keys anywhere.
not used technically
2
: to act in a way that is out of control : to act wildly
We were just talking when he suddenly went crazy and started screaming.
The crowd went crazy when the team won the championship.

Examples of go crazy 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.
How can business leaders handle all of this stress without burning out, making poor decisions or going crazy? Megan Poinski, Forbes.com, 15 Sep. 2025 Stay strong, be brave and if the elevator tries to bring you down, go crazy and punch a higher floor! Stephanie Wenger, PEOPLE, 15 Sep. 2025 God bless America, stay strong, be brave, and if the elevator tries to bring you down, go crazy and punch a higher floor. Megan Cartwright, MSNBC Newsweek, 15 Sep. 2025 God bless America, stay strong, be brave, and if the elevator tries to bring you down, go crazy and punch a higher floor! Sydney Bucksbaum, Entertainment Weekly, 15 Sep. 2025 See All Example Sentences for go crazy

Word History

First Known Use

1743, in the meaning defined at sense 2

Time Traveler
The first known use of go crazy was in 1743

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Cite this Entry

“Go crazy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/go%20crazy. Accessed 20 Sep. 2025.

Last Updated: - Updated example sentences
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