big head
自大、自負、傲慢
口語·形容人因成功而變得自大
英文釋義
an exaggerated sense of one's own importance or abilities
例句
After winning the award, he got a big head and stopped talking to his old friends.
典故來源
源自19世紀美國俚語，'head'指頭腦，'big head'比喻膨脹的自我意識。