Dictionary.com
Thesaurus.com
Synonyms

dimwit

American  
[dim-wit] / ˈdɪmˌwɪt /

noun

Slang.
  1. a stupid or slow-thinking person.

    Synonyms:
    dumbbell, booby, numbskull, nitwit, dummy

dimwit British  
/ ˈdɪmˌwɪt /

noun

  1. informal a stupid or silly person

"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

Other Word Forms

  • dim-witted adjective
  • dim-wittedly adverb
  • dim-wittedness noun
  • dimwitted adjective
  • dimwittedly adverb
  • dimwittedness noun

Etymology

Origin of dimwit

An Americanism dating back to 1920–25; dim + wit 1

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.

“Yes. In the cave,” Alexander said, kindly and a bit slowly, as if talking to a dimwit.

From Literature

Does Baron’s naïveté mean he is on the list of cinematic dimwits who have never seen a movie with a femme fatale?

From New York Times

“And I was tired — I’m a technological dimwit. I never handled the camera. I got tired of production with this waiting around. The editing was where I felt I could be most productive and creative.”

From New York Times

More than a decade after a short revival in 2011, the beloved dimwits, created and voiced by multifaceted storyteller Mike Judge, are back — this time on streaming service Paramount+.

From Los Angeles Times

Sometimes he found me alone; when he did not he would sit stiffly in my desk chair and pretend, Henrylike, to examine my Greek books until even dimwit Tracy got the hint and left.

From Literature