Today's Parola del Giorno is the expression a mezzanotte in punto, which means on/at the stroke of midnight.
See the expression used below:
Ogni 31 dicembre, mio padre dice che rimarrà sveglio fino a mezzanotte ma a mezzanotte in punto lo troviamo a dormire!
Every December 31st my father says he will stay awake until midnight, but at the stroke of midnight…