GO OFF THE DEEP END Synonyms: 12 Similar Words

go off the deep end

phrase

Definition of go off the deep end

as in crack

to yield to mental or emotional stress After months of pressure at work, he went off the deep end.

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Recent Examples of Synonyms for go off the deep end

Phrase

Not in any meaningful amount, and the sourdough probiotic idea falls apart once the loaf hits the oven.

— Ryan Brennan, Kansas City Star, 20 Oct. 2026
Firmware fun Flashing the firmware to the Arduino should be the easy part, but this is when things started falling apart for me.

— Tim Stevens, ArsTechnica, 19 Oct. 2026

Definition of fall apart

Phrase

Conditionality works best when the United States remains engaged enough for its partners to care about losing it.

— Philip H. Gordon, Foreign Affairs, 12 Oct. 2026
Trump’s endless war and its global economic destruction isn’t helping the North Carolina apple farmer who lost it all in Hurricane Helene.

— S.E. Cupp, New York Daily News, 8 Oct. 2026

Definition of lose it

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go off

go off the deep end

goofiness

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“Go off the deep end.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/go%20off%20the%20deep%20end. Accessed 26 Oct. 2026.

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Synonyms of go off the deep end

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