Sex kitten is a term that typically refers to a woman with sex appeal. It often has a connotation of sexual aggression.. The term originate circa 1958, and was used to describe French starlet and pouty nymphette Brigitte Bardot, who appeared in the 1956 film And God Created Woman, though a term similar has been used as early as ancient Egypt when people would refer to their partners as kittens. It has also often been used in association with Ann-Margret, star of the 1964 film Kitten with a Whip. However, it does not always describe the youthful.