potty mouth
說話粗俗或下流
口語·指責(zé)說話粗俗
英文釋義
a person who frequently uses vulgar, obscene, or profane language
例句
Watch your language, you've got a real potty mouth today.
典故來源
源自20世紀(jì)美國(guó)俚語,'potty' 指便盆,'mouth' 指嘴,比喻說話像從便盆里出來一樣粗俗。