frostbite Syllabification: (frost·bite)Pronunciation: /ˈfrôs(t)ˌbīt/Translate frostbite | into French | into German | into Italian | into Spanish Definition of frostbite noun injury to body tissues caused by exposure to extreme cold, typically affecting the nose, fingers, or toes and sometimes resulting in gangrene. frostbite in other Oxford dictionaries Definition of frostbite in the British & World English dictionary