catchphrase Syllabification: (catch·phrase)Pronunciation: /ˈkaCHˌfrāz, ˈkeCH-/Translate catchphrase | into French | into German | into Italian | into Spanish Definition of catchphrase noun a well-known sentence or phrase, typically one that is associated with a particular famous person. an advertising slogan. catchphrase in other Oxford dictionaries Definition of catchphrase in the British & World English dictionary