what-d'you-call-him/-her/-it/-them(also `what's -his/ -her/ -its/ -their -name) n (used instead of a name that one cannot remember 用以代替想不起来的名字) She's just gone out with old what-d'you-call-him. 她刚和那个他叫什麽来著一起出去了.
牛津英汉双解词典