touched in the head

touched in the head idiom
Also, touched. A little bit crazy, somewhat deranged, as in I think the war left him a little touched in the head. [Late 1800s]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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