FURIOUS Meaning of FURIOUS in English ■ adjective1》 extremely angry. 2》 full of energy or intensity.Derivatives~ly adverb~ness noun OriginME: from OFr. furieus , from L. furiosus , from furia 'fury'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004