GOOFY Meaning of GOOFY in English ■ adjective ( goofier , goofiest ) informal1》 chiefly N. Amer. foolish; harmlessly eccentric. 2》 having protruding or crooked front teeth.Derivativesgoofily adverbgoofiness noun Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004