go crazy

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.
Fans have gone crazy for the track online, which has been touching for the Housewife to take in. — Mckinley Franklin, HollywoodReporter, 17 Aug. 2026 The result is a scary portrait of a culture going crazy and a city ready to burn. — The Week Us, TheWeek, 13 Aug. 2026 The point is that on just one night a year, all the singles go crazy. — Stephanie Zacharek, Time, 5 Aug. 2026 Gable tagged in and went crazy with suplexes on Rusev and Gable. — Alfred Konuwa, Forbes.com, 21 July 2026 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

Rhymes for go crazy

See All Rhymes for go crazy

Browse Nearby Words

go commando
go crazy
go-cup
See all Nearby Words

Cite this Entry

“Go crazy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/go%20crazy. Accessed 20 Aug. 2026.

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Last Updated: - Updated example sentences
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