get (the) what for
To be thoroughly and intensely punished, rebuked, scolded, or berated. I got the what for from my parents last night for taking the car without permission. I got what for from the boss when I lost the company that big account. A: "Please, you won't get in trouble while your parents are away." B: "Are you joking? I'll just get the what for from my grandmother instead!"
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.