1
                           general:: 
                            Phrase(s): cloak-and-dagger 
involving secrecy and plotting.  •  A great deal of cloak-and-dagger stuff goes on in political circles.  •  A lot of cloak-and-dagger activity was involved in the appointment of the director.
                        
                        
 
                        
                            McGrawhill's American Idioms And Phrasal Verbs