lose your mind

lose (one's) mind

To become crazy or mentally unsound; to become extremely foolish or foolhardy. I'm going to lose my mind if I have to hear that song one more time! I think Jane's grandmother has lost her mind lately. You must have lost your mind if you think that's a good idea!
See also: lose, mind

lose your ˈmind

become mentally ill
See also: lose, mind
References in periodicals archive ?
How To Lose Your Mind In No Time" is a guide to finding life's enlightenment when dealing with an unstable existence where not everything is always a certainty.
The well-being guru has also dedicated a chapter to vegetarianism in her best-selling book Don't Lose Your Mind, Lose Weight.
Lose Your Mind Development has released Printer's Apprentice 7.
Trying to tame your personal computer's memory can cause you to lose your mind.