jump on

jump on or jump all over or land on or land all over  {v. phr.},  {informal}
To scold; criticize; blame.
Tom's boss jumped all over Tom because he made a careless mistake.
Janice landed on Robert for dressing carelessly for their date.
"I don't know why Bill is always jumping on me; I just don't understand him," said Bob.
Compare: FIND FAULT, GET ON, LAY OUT (7).
Categories: blame {informal} {v. phr.}