You're out of your mind!

(redirected from You've got to be out of your mind!)

You're out of your mind!

 and You've got to be out of your mind!
Inf. You must be crazy for saying or doing that! (Said to someone who has said or done something silly or stupid.) Andy: Go to the Amazon? You're out of your mind! Jane: Maybe so, but doesn't it sound like fun? Mary: Come on, Jane. Let's go swimming in the river. Jane: Look at that filthy water. Swim in it? You've got to be out of your mind!
See also: of, out