kiss ass
拍馬屁，巴結
口語·貶義，指拍馬屁
英文釋義
to excessively flatter or try to please someone in order to gain favor or advantage
例句
Stop kissing ass to the boss; it's obvious you just want a promotion.
典故來源
源自20世紀美國俚語，用親吻臀部比喻過度奉承以討好他人。