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upside the head - Wiktionary, the free dictionary

From Wiktionary, the free dictionary

A man takes a blow upside the head, but is protected from injury due to a shock-absorbing cap. Advert from Popular Science, March 1920.

upside the head (not comparable)

  1. (informal) Towards the top of the head.

    • 2002, Pamela Duncan, Moon Women:

      Ruth Ann clenched her hand around the hairbrush and felt like smacking Ashley upside the head with it. She knew better than to talk that way.

  • This phrase is most commonly used with verbs involving physical harm, or similar events. For example, to hit upside the head, to smack upside the head, etc.