自毁长城 zìhuǐchángchéng to destroy one's own defense Origin Definitions Defs Strokes Stroke Words Sentences Sents 自毁 自毀 zìhuǐ adjective to ruin oneself to destroy one's own reputation, character, or future; to cause self-inflicted damage长城 長城 chángchéng pillar of the state a person or group of people who can be relied upon as a mainstay of the country