dumb
adjective
lacking intelligence or good judgment; stupid; dull-witted.
dumber
-
comparativeof dumb.comparative
The form of an adjective or adverb indicating a greater degree of a quality.
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.
Advertising student Catalina Cruz, 19, thinks AI is "making us dumber" because "people aren't able to think for themselves any more".
From Barron's ● Sep. 15, 2026
The Dodgers spend it smarter than anyone else and the Mets, arguably, dumber.
From Los Angeles Times ● Aug. 21, 2026
My anxiety about A.I. is not that it will make my job obsolete but that it will make me a little dumber.
From Slate ● May 24, 2026
ChatGPT won’t make us dumb and dumber unless we let it.
From The Wall Street Journal ● Dec. 7, 2025
There is a herd of real buffalo in the Burn and this bull stands looking down on my leader—Wilson, who is very sweet and a wonderful dog but dumber than a walnut—smelling him.
From "Woodsong" by Gary Paulsen
