out of mind
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Related to out of mind: time out of mind
*out of one's mindand *out of one's head; *out of one's senses
Fig. to be silly and senseless; to be crazy and irrational. (*Typically: be ~; go ~.) Why did you do that? You must be out of your mind! Don't drive so fast, Tom! You have to be out of your head!
out of your mind
crazy You'd have to be out of your mind to reject an offer like that. Blanche thought she was going out of her mind.Opposite of: in your right mind
Usage notes: often followed by with: We were out of our minds with fear.