1
                           general:: 
                            Phrase(s): turn someone down 
to issue a refusal to someone.  •  We had to turn Joan down, even though her proposal was okay.  •  We turned down Joan, even though her credentials were good., Phrase(s): turn something down
1. to bend or fold something down.  •  He turned his coat collar down when he got inside the house.  •  Timmy had turned down his cuffs and caught one of them in his bicycle chain. 2. to decrease the volume of something.  •  Please turn the radio down.  •  Can’t you turn down that stereo? 3. to reject something; to deny someone’s request.  •  The board turned our request down.  •  She had turned down John’s offer of help, too.
                        
                        
 
                        
                            McGrawhill's American Idioms And Phrasal Verbs
                        
                        
                    
                    
                        2
                           general:: 
                            1. Fold or double down, as in They always turn down your bed here, or Turn down your collar. [c. 1600] 2. Invert, as in She turned down her cards, or They turn down the glasses in the cupboard. [Mid1700s] 3. Reject, fail to accept, as in They turned down his proposal, or Joe was turned down at four schools before he was finally accepted. [Late 1800s] 4. Diminish in volume, brightness, or speed. For example, Please turn down the radio; it's too loud, or They turned down the lights and began to dance. [Second half of 1800s]
                        
                        
 
                        
                            American Heritage Idioms