1) All-female band 2) Alluring woman 3) Black widow 4) French word used in English 5) Noir film temptress 6) Siren 7) Stock character 8) Vamp Found on https://www.crosswordclues.com/clue/femme-fatale
A femme fatale (l or l; lang) is a stock character of a mysterious and seductive woman whose charms ensnare her lovers, often leading them into compromising, dangerous, and deadly situations. She is an archetype of literature and art. Her ability to entrance and hypnotise her victim with a spell was in the earliest stories seen as being literally ... Found on http://en.wikipedia.org/wiki/Femme_fatale
(French `fatal woman`) woman who brings about the ruin of her lovers; contrasted with the femme fragile, the typical Pre-Raphaelite pale, unearthly woman. The femme fatale was common in... Found on http://www.encyclo.co.uk/local/20688