go crazy

idiomatic phrase

: to become mentally unsound
I must be going crazy. I can't find my car keys anywhere.
not used technically
: 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 Apply additional pressure while attempting to rub out these stains, but don't go crazy. Gia Yetikyel, Vogue, 3 Nov. 2023 Blue had the crowds going crazy during the Renaissance tour, which began on May 10 in Stockholm, Sweden, and had a grand ending on October 1, in Kansas City, Mo. Elizabeth Ayoola, Essence, 30 Oct. 2023 Homebuilders went crazy building new homes during the housing bubble of the early-to-mid-2000s. Ben Carlson, Fortune, 19 Oct. 2023 Pom poms These wool pom poms are a small gift that cats will go crazy for. Yolanda Wikiel, wsj.com, 17 Oct. 2023 On Walmart View On Uncommon Goods The cat lovers in the group will go crazy for these darling dishes. Molly Allen, Southern Living, 20 Oct. 2023 Where other mathematicians blanched and went crazy, von Neumann persevered, following the contours of rationalism into a black hole. Rachel Cusk, Harper's Magazine, 21 Sep. 2023 Things go crazy from there, with a combination of magical realism and horror elements overtaking the story. Bill Goodykoontz, The Arizona Republic, 6 Sep. 2023 Or, maybe your kid went crazy with stickers and made a collage on your glass-top dining table. Brittany Anas, House Beautiful, 29 Aug. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'go crazy.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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

Dictionary Entries Near go crazy

Cite this Entry

“Go crazy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/go%20crazy. Accessed 1 Dec. 2023.

Last Updated: - Updated example sentences
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