also: きのふれる
expression, ichidan verb
go mad; go crazy; lose one's mind
Expression meaning to become insane or mentally deranged. Often used in the past tense form 気がふれた. Similar to 気が狂う but slightly less harsh.
See also: 気が狂う
彼はショックで気がふれたようだ。
He seems to have gone mad from the shock.
そんなことを言うなんて、気がふれたのか。
Have you lost your mind, saying something like that?