What does 'Act your age, not your shoe size' mean?

Stop behaving immaturely- it is often said to adults who are acting like overgrown children and to school-age children who are acting like overgrown toddlers.


  • Category: Time
  • Contributed By: Amigos4

All idioms have been editorially reviewed, and submitted idioms may have been edited for correctness and completeness.

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