Definition of foolish
1 : having or showing a lack of good sense, judgment, or discretion a foolish mistake She takes foolish risks.
Examples of foolish in a Sentence
He was wearing a foolish grin.
She's been taking foolish risks.
Those flashy clothes make her look foolish.
She must feel foolish wearing those flashy clothes.
I never thought you'd be foolish enough to believe him.
Recent Examples of foolish from the Web
Our military needs significant equipment upgrades thanks to eight years of neglect, and raising taxes now would be foolish and detrimental to the economy.
But after Trump, the U.S. would be foolish to expect a third chance.
Those who suggest otherwise are going to look foolish.
Teller: Of course, anybody who believes that all of this is not going to have a first-order-magnitude impact, particularly on the entertainment business, is incredibly foolish and will probably end up at a huge competitive disadvantage.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'foolish'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of foolish
First Known Use: 13th century
Synonym Discussion of foolish
FOOLISH Defined for English Language Learners
Definition of foolish for English Language Learners
: having or showing a lack of good sense or judgment
FOOLISH Defined for Kids
Definition of foolish for Students
: showing or resulting from lack of good sense a foolish man a foolish choice
Seen and Heard
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