/ˈkʌmdaʊn ||; ˈkʌmˌdaυn/noun [C] [usu.sing] (informal 非正式) a loss of importance or social position 失去重要性或社会地位；衰落；没落: It's a bit of a comedown for her having to move to a smaller house. 不得不搬进较小的房子里住，使她有点失落感。