queer in the attic
slang Mentally impaired, either due to stupidity or intoxication. In this phrase, "attic" is used as a synonym for "one's mind." I have no idea what I told you last night—I'd been at the pub for a while before you got there, so I was a little queer in the attic. Is he queer in the attic? How could he make such a reckless decision?