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dunno

American  
[duh-noh] / dəˈnoʊ /
Informal.
  1. don't know.

    Who did it? I dunno!


dunno British  
/ də-, dʊ-, dʌˈnəʊ /

contraction

  1. (I) do not know

"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

Etymology

Origin of dunno

First recorded in 1835–45; a phonetic spelling representing the pronunciation of don't know in continuous rapid speech

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:

“I dunno, people don’t act like themselves when they’re traumatized,” Nicchi tried.

From Salon May 4, 2024

The rest of the world either didn’t participate or spent its social currency on Facebook or Instagram or, I dunno, kickball for grown-ups.

From Slate Oct. 30, 2023

“Ah dunno, ’cept yuh never mentioned it befo’, ” Georgia replies.

From New York Times Mar. 7, 2023

“I dunno folks, if I was the lead actor in a new $125million movie that I needed people to go see I’d probably refrain from retweeting any conspiracy theories but hey that’s just me.”

From Los Angeles Times Feb. 1, 2023

“Nah, I was just...I dunno, a little disappointed. That’s all.”

From "Anger Is a Gift" by Mark Oshiro

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