Keywords: vibration, vibrate, shake
Sign Definition
As a Noun
                                            1.  A slight, quick shaking movement, especially one you can feel in the ground or with your entire body. English = vibration.
                                          
                                          
                                        
                                            2.  An alarm clock that vibrates instead of or as well as ringing. It is used by deaf and hearing impaired people.
                                          
                                          
                                        As a Verb or Adjective
                                            1.  To shake with a slight, quick movement, especially one you can feel in the ground or with your entire body. English = vibrate, shake.
                                          
                                          
                                         
                  
                      