Foolish

/ˈfuːlɪʃ/

Meaning & Definition

adjective
Lacking good sense or judgment; unwise.
It was foolish of him to invest all his savings in a single venture.
Silly or lacking in seriousness.
She made a foolish remark during the serious meeting.
Characterized by a lack of intelligence; absurd.
His foolish behavior at the party embarrassed his friends.
Showing a lack of understanding or perception.
The foolish choice to ignore the warning signs led to serious consequences.

Etymology

Middle English folish, from folk + -ish; related to fool.

Common Phrases and Expressions

foolish mistake
A mistake made due to lack of judgment.
foolish pride
An excessive pride that prevents one from admitting mistakes.
foolish of someone
Describing someone acting without good sense.

Related Words

fool
A person who acts unwisely or imprudently.
foolhardy
Marked by blindly or recklessly bold behavior.
foolishness
The state or quality of being foolish.

Slang Meanings

Dumb move
That was a dumb move to skip the meeting.
Wild idea
Trying to swim across the lake? That's a wild idea!