overblownPronunciation: /əʊvəˈbləʊn/Translate overblown | into German | into Italian Definition of overblown adjective 1made to seem more impressive or important than is the case; exaggerated or pretentious:his most rhetorically overblown screenplay 2(of a flower) past its prime:an overblown roseoverblown in other Oxford dictionaries Definition of overblown in the US English dictionary