Jump Down Someone's Throat Meaning

(idiomatic) To criticise with excessive and unexpected harshness.

Example:   Try to remember next time, but don’t fret — I won’t jump down your throat if you forget.
2006, Larry Rice, The Complete Guide to Divorce Practice: Forms and Procedures for the Lawyer, 3rd edition, page 266:
  Opposing counsel has a right to question you, and if you respond with smart talk or give evasive answers, opposing counsel may jump down your throat.
2007, Michael Bennett, Bent, page 103:
  â€˜Thanks, Jean,’ he said. ‘Mike I'm sorry. I didn't mean to jump down your throat. Thanks for the advice. I will be careful.’
2009, Shiela Stewart, Embracing the Darkness: Darkness Series, Book 3, page 59:
  â€œI'm sorry I jumped on you — jumped down your throat,” he amended, feeling like a complete idiot.