Examples of insane
The murderer was found to be criminally insane.
She was insane with jealousy.
He had an insane look in his eyes.
She likes to drive at insane speeds.
He had this insane idea that he could get rich by selling old computers.
Origin of insane
Latin insanus, from in- + sanus sane
First Known Use: circa 1550
INSANE Defined for Kids
Definition of insane
1 : not normal or healthy in mind
2 : used by or for people who are insane <an insane asylum>
3 : very foolish or unreasonable
Medical Definition of insane
1: mentally disordered : exhibiting insanity
2: used by, typical of, or intended for insane persons <an insane asylum>
Seen and Heard
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