championship Syllabification: (cham·pi·on·ship)Pronunciation: /ˈCHampēənˌSHip/Translate championship | into French | into German | into Italian | into Spanish Definition of championship noun 1a contest for the position of champion in a sport, often involving a series of games or matches. the position or title of winner in a contest or sport. 2the vigorous support or defense of someone or something:Alan’s championship of his estranged wifechampionship in other Oxford dictionaries Definition of championship in the British & World English dictionary