 The term "Taai Hung Yahn" () defines the families that sent a member abroad while they worked and had businesses at home in Hong Kong.Three ironic meanings are "taai hung" as outer space, the whole phrase associated as the idea of a person located among different places, and the expression can also be a play on words meaning "man without a wife".Semantic play refers to astronaut as a man and in these families men often do leave, while women stay as housewives in the host country.