jump all over (one)
To harshly criticize or reprimand one. The boss will jump all over us if he hears we were responsible for that printing error.
jump all over someone
and jump down someone's throat; jump on someoneFig. to scold someone severely. If I don't get home on time, my parents will jump all over me. Don't jump on me! I didn't do it! Please don't jump all over John. He wasn't the one who broke the window. Why are you jumping down my throat? I wasn't even in the house when it happened.