upside the head

upside the head idiom
Against the side of someone's head, as in With those nightsticks the police are known for knocking suspects upside the head. [Slang; second half of 1900s]

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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