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Synonyms

bonkers

American  
[bong-kerz] / ˈbɒŋ kərz /

adjective

Slang.
  1. mentally unbalanced; mad; crazy.


bonkers British  
/ ˈbɒŋkəz /

adjective

  1. slang mad; crazy

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Usage

Where does the word bonkers come from? Bonkers is a funny-sounding word. It's a goofy, lighter, informal way to say "crazy" or "nuts”—but keep in mind that’s it not so fun to make fun of people’s mental health.Its origins are unclear, but bonkers is first recorded as British naval slang for "a bit drunk" in the 1940s—perhaps acting like someone has bonked, or hit, them on the head.The roots of these other words may get a rise—of laughter or surprise—out of you. Run on over to our roundup of them at "Weird Word Origins That Will Make Your Family Laugh."

Etymology

Origin of bonkers

1945–50; of uncertain origin; for final element, -ers

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.

"I find it completely bonkers to be jumping on this wonderful and wild journey," he said.

From BBC

He gives it five stars for its "array of increasingly bonkers skits", saying that watching it "gives the sense of being wrapped in a warm, felt-based comfort blanket".

From BBC

Overall, “it’s absolutely bonkers across the metals space, with copper leading the group in base metals,” said Edward Meir, an analyst at Marex.

From MarketWatch

The accent might have been plummier, but his position has been remarkably consistent, even though he has faced mockery, saying that people thought his views were "bonkers".

From BBC

Isadora kept texting him videos of people’s takes on the military’s involvement in science, which ranged from totally bonkers conspiracy theories to surprisingly informative facts from laypeople, complete with reliable sources.

From Literature