skin someone alive
US /skɪn ˈsʌm.wʌn əˈlaɪv/
UK /skɪn ˈsʌm.wʌn əˈlaɪv/

1.
to punish someone severely, often with extreme anger, or to scold them harshly
:
•
My dad will skin me alive if he finds out I broke his favorite vase.
•
The coach threatened to skin them alive if they lost the game.