1
                           general:: 
                            Phrase(s): snap someone’s head off 
Fig. to speak very sharply to someone. (Based on snap at someone.)  •  How rude! Don’t snap my head off!  •  Mary snapped Ted’s head off because he had come in late.
                        
                        
 
                        
                            McGrawhill's American Idioms And Phrasal Verbs