insane — extremely foolish; mentally ill
Part of speech: ADJECTIVE
Definition: extremely foolish; mentally ill
Pronunciation (IPA): /ɪnˈseɪn/
Example Sentences
- My boss gave me an insane deadline - finish 100 reports by tomorrow!
- The traffic was so insane that I walked faster than the cars.
- It's insane how much money people spend on coffee these days.
insane
ADJECTIVE[/ɪnˈseɪn/]
extremely foolish; mentally ill

The fans went absolutely insane when the underdog scored the winning goal.

His insane brain chases the train!
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🎤Pronunciation
🌳Etymology
Origin
Derived from Latin insanus, a combination of in- (not) and sanus (healthy). Originally meant 'not healthy' or 'unhealthy', later specifically referring to mental unsoundness or derangement of mind.
Breakdown
in- (not, without) + sanus (healthy, sound) = insanus (not healthy, mentally unsound).
🎵Rhyme
🔗Collocations
📝Examples
“My boss gave me an insane deadline - finish 100 reports by tomorrow!”
“The traffic was so insane that I walked faster than the cars.”
“It's insane how much money people spend on coffee these days.”
“She must be insane to quit her job without having another one lined up.”
📚Related Words
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