What Does "have you completely lost your mind" Mean?
Learn what "have you completely lost your mind" means, when people say it, and how to use it naturally in English.
Have you completely lost your mind?
It is a very direct insult meaning the speaker thinks the other person's behavior is insane or unacceptable.
From Married To My Brother’S Ex, Episode 56
When do people say this?
Scene Context
The speaker asks if the other person has completely lost their mind.
Usage Scenario
Use this only in very angry speech or dramatic fiction. It is rude and can escalate conflict quickly.
Better ways to say it
Have you lost your mind?
Are you crazy?
What is wrong with you?
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