1
                           general:: 
                            Phrase(s): set something aside (for someone or something) 
to reserve something for someone or some purpose.  •  I will set a piece of cake aside for you.  •  Liz set aside some cake for Karen., Phrase(s): set something aside 
to place something in a place that is to one side or out of the way.  •  Betty set the manuscript aside until she had more time to work on it.  •  Liz set aside her book for a while.
                        
                        
 
                        
                            McGrawhill's American Idioms And Phrasal Verbs
                        
                        
                    
                    
                        2
                           general:: 
                            1. Separate and reserve for a special purpose, as in We have to set aside some chairs for latecomers. [Early 1700s]  Also see  SET BY. 2. Discard or reject, as in Setting aside all health considerations, do you believe this law is fair to smokers? [Early 1400s] 3. Declare invalid, annul, or overrule, as in The higher court set aside the conviction. [Mid-1700s]  Also see  LAY ASIDE.
                        
                        
 
                        
                            American Heritage Idioms