Gamine

The gamine is a popular archetype of a slim, often boyish, elegant young woman who is described as mischievous or teasing, popularized in film and fashion from the turn of the 20th century through to the 1950s. The word gamine is a French word, the feminine form of gamin, originally meaning urchin, waif or playful, naughty child. It was used in English from about the mid-19th century, but in the 2... (Wikipedia)