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Synonyms

go bananas

Idioms  
  1. Act crazy, as in When it comes to animal rights, some people go bananas. According to the lexicographer J. E. Lighter, this expression may allude to the similar go ape, in that apes and other primates are closely associated with eating bananas. [Slang; second half of 1900s]


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“All the volatility curves kind of inform each other. It’s hard for bond volatility to go bananas and not bleed into equity volatility.”

From MarketWatch Mar. 3, 2026

Confession: I don’t always go bananas for depictions of food in art, but April brings a smattering of excellent and tasty shows.

From Seattle Times Mar. 19, 2024

When those plants go bananas and you need to know how to can, freeze or dehydrate all that produce — and then use what you preserve — extension has you covered.

From Washington Post May 31, 2021

Later in the 1950s, go bananas emerged as another member of this slang family, likely influenced by the earlier popularity of go ape.

From Slate Jun. 19, 2018

“Not to completely go bananas here, but OH MY GOSH!”

From "Witchlings" by Claribel A. Ortega

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