Keywords: run (engine), idle (engine)
Sign Definition
As a Verb or Adjective
                                            1.  Of a machine, motor or computer program, to be switched on and operating nicely. English = run, (be) running.
                                          
                                          
                                        
                                            2.  Of a car engine, to be running but not to be doing any work, for example because the car is not moving. English = idle.
                                          
                                          
                                         
                  
                      