1
                           general:: 
                            Phrase(s): call someone or something up 
to call someone, a group, or a company on the telephone.  •  I will call them up and see what they have to say.  •  Please call up the supplier., Phrase(s): call something up 
to summon information from a computer.  •  John used his laptop to call the information up.  •  With a few strokes on the computer keyboard, Sally called up the figures she was looking for., Phrase(s): call someone up 
to request that someone or a group report for active military service. (See also call someone or something out.)  •  The government called the reserve units up for active service.  •  They called up another battalion.
                        
                        
 
                        
                            McGrawhill's American Idioms And Phrasal Verbs
                        
                        
                    
                    
                        2
                           general:: 
                            1. Summon to military service, as in He was called up for active duty. [Late 1600s]. 2. Cause to remember, bring to mind, as in These stories call up old times. [c. 1700]  Also see  CALL TO MIND. 3. Telephone someone, as in I'll call up the theater and find out about tickets. [Late 1800s] 4. Retrieve data from a computer memory, as in I asked him to call up the last quarter's sales figures. [Second half of 1900s]
                        
                        
 
                        
                            American Heritage Idioms