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.
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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