dirty word
noun uk/ˌdɜː.ti ˈwɜːd/ us/ˌdɝː.t̬i ˈwɝːd/
[ C ]脏话，下流话
a word that is connected with sex and considered offensive by many people
[ S ]忌讳性词语，不受欢迎的字眼
a word or an expression that refers to something that many people do not approve of
For the environmentally aware, "disposable" has become a dirty word. 对具有环保意识的人而言，“一次性”已成为一个不受欢迎的字眼。