a person who is strongly disliked and avoided by other people because of something bad that he or she has done

She claimed that the rumours had made her a social leper. 她声称谣言使她在社会交往中成了一个不受欢迎的人。

a word for a person who has leprosy (= a disease that damages a person's nerves and skin), which was used by doctors in the past but is now offensive