be conceited and arrogant ❍ 江涛看了看冯登龙～的神气，笑了说：“我也坚持我的意见。……”(梁斌《红旗谱》341)Jiang Tao smiled at Feng Denglong’s conceited,arrogant air. “And I still stick to my opinion，”he said.
傲慢不逊ào màn bù xùn
逊：谦逊。形容态度高傲自大，不谦让于人。be arrogant and disdainful, be conceited and arrogant