Fool around : v.intr. (word coming from the old Provençal batifol « mill à beat » ; of fight « beat » and folar « tread », with influence of crazy).
"To frolic" is to have fun at frolicsome games (to have fun, to frolic).
– Quote from the French letter writer Marie de Rabutin-Chantal, known as the Marquise or, more simply, Madame de Sevigne (1626-1696): "To wilt is to turn hay while frolicking".
Name: frolicker, euse.