The word 吃瘪 is formed by combining the character 吃, meaning "to eat", with 瘪, meaning "shrunken" or "deflated". In this compound, 吃 metaphorically extends to indicate experiencing or suffering, while 瘪 symbolizes a state of defeat or being bested. Together, they create a verb meaning "to be defeated" or "to suffer a loss", often in a confrontational context, where the literal sense of consuming a diminishment conveys the figurative meaning.