Unlike many Chinese idioms (成语, chéngyǔ) that originate from ancient Chinese history, literature, or folklore, 代罪羔羊 is a loan concept, translated directly from the Bible (specifically, the Book of Leviticus in the Old Testament). In the ancient Hebrew ritual, a goat was symbolically imbued with the sins of the community and then cast out into the wilderness to die, cleansing the people of their transgressions. While the origin is foreign, the concept resonates deeply within Chinese social dynamics. The idea of finding a scapegoat is often connected to the concept of saving face (面子, miànzi). When a failure occurs within a group, a company, or a government body, admitting fault directly could cause the entire entity or its leader to lose face. A common, albeit cynical, solution is to find a lower-level individual—a 代罪羔羊—to blame. This allows the crisis to be “resolved” and for the leadership to maintain its authority and reputation. The Western concept of “scapegoat” and the Chinese 代罪羔羊 are functionally identical. The key difference for a learner to note is its origin, which highlights the global exchange of cultural and religious ideas. It shows how a concept from one tradition can be perfectly adopted into another to describe a universal human social phenomenon.
代罪羔羊 is a common term used in both formal and informal contexts. It almost always carries a negative connotation, expressing sympathy for the one being blamed and disapproval of those doing the blaming.