sideshow Syllabification: (side·show)Pronunciation: /ˈsīdˌSHō/Translate sideshow | into German | into Italian | into Spanish Definition of sideshow noun a small show or stall at an exhibition, fair, or circus. a minor or diverting incident or issue, especially one that distracts attention from something more important. sideshow in other Oxford dictionaries Definition of sideshow in the British & World English dictionary