What is the meaning of Insane?

Exhibiting unsoundness or disorder of mind; not sane; utterly mad.

Used by or relating to insane people.

Causing insanity or madness.

Characterized by excess or the utmost folly; ridiculous; impractical.

Extremely good; incredibly amazing.

insane, crazy

crazy, unbelievable

feminine plural of insano

vocative masculine singular of īnsānus

Source: wiktionary.org