noun
housewife having an affair while her husband is at work
Slang term popularized by the 2014 TV drama 'Hirugao'; refers specifically to a married woman who engages in extramarital affairs during weekday daytime hours.
あのドラマの影響で「平日昼顔妻」という言葉が広まった。
The term 'hirugao-zuma' spread due to the influence of that drama.
彼女は平日昼顔妻として週刊誌に取り上げられた。
She was featured in a weekly magazine as a 'weekday afternoon wife'.
Originally the name of a flower (bindweed) and the title of a 1960s French film; later became associated with daytime affairs through the 2014 Japanese drama, leading to the compound 平日昼顔妻.
General term for extramarital affair; 平日昼顔妻 is a specific slang label for a housewife who has affairs during weekday daytime.
Compound of 平日 (weekday), 昼顔 (bindweed; also the title of a drama about daytime affairs), and 妻 (wife). The term gained popularity from the 2014 TV drama 'Hirugao'.