傲慢不逊

Explanation: Johnson: humility. Arrogant attitude, who do not speak of humility. 　　Usage: Joint type; as the predicate attribute; containing derogatory 　　Source: Han Ban Gu "Han Xiao Wang Chuan": "You Si played the messenger responsible Jun Li, met the prime minister rude, honest sound is not heard, Ao (Ao) slower rude." Thesaurus:  assumption leave out excessive courtesy, assumption audacity