bananas

American  

[buh-nan-uhz] / bəˈnæn əz /

adjective

Slang.

1. crazy; deranged.

   All that chatter is driving me bananas.

2. wildly enthusiastic.

   The crowd went bananas when the music began.

---

bananas British  

/ bəˈnɑːnəz /

adjective

1. slang crazy (esp in the phrase go bananas )

---

Etymology

Origin of bananas

1965–70, banana, -s ³

Example Sentences

Paula and Tesco then organised for the last of the bananas to be sent up by plane to North Ronaldsay, the county's northernmost island, on Tuesday morning.

From BBC • Mar. 31, 2026

Trimming the wine budget is one thing; touching the office snacks, like bananas or Kind bars, can be a no-go.

From The Wall Street Journal • Mar. 30, 2026

He said he and his wife Antoinette had worked their land for decades to grow manioc and bananas on steep fields that had taken a toll on his wife's back.

From Barron's • Mar. 14, 2026

“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

And I feel bad being so annoying, but the sand between my toes is driving me bananas.

From "South of Somewhere" by Kalena Miller