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general::
Phrase(s): jump all over someone [and] jump down someone’s throat; jump on someone
Fig. 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.
McGrawhill's American Idioms And Phrasal Verbs