straphanger
noun
                                                                                                                            
                                                            strap·hang·er
                    
                                                                                                              
                                                                                                                                  ˈstrap-ˌhaŋ-ər  
                                                      
                                                          
            
                                
              
          
                                                      : a standing passenger in a subway, streetcar, bus, or train who clings for support to one of the short straps or similar devices placed along the aisle                                      
                
                    
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  Merriam-Webster unabridged




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