1
general::
Phrase(s): beat someone down to size [and] knock someone down to size
Fig. to make a person more humble, sometime by actual physical beating. • If you keep acting so arrogant, someone is going to beat you down to size. • It’s time someone knocked you down to size. • I’ll try to be less arrogant. I don’t want anyone to beat me down to size.
McGrawhill's American Idioms And Phrasal Verbs