has-been/ˈhæz bi:n; `hæzˌbɪn/ n(infml derog 口, 贬) person or thing that is no longer as famous, successful, popular, etc as formerly 已经不如过去那样有名、 有为、 走红等的人或事物; 过时的人或事物.
牛津英汉双解词典