Sex is basically the sexual act between two or more people. There are different types of sex, such as oral sex, vaginal sex, anal sex. A call girl or female escort is a sex worker who (unlike a street walker) does not display her profession to the general public; nor does she usually work in an. noun, a term for a woman paid by the hour, not the act, but usually for sex. For legal reasons, escort is used to desribe the actions and services s/he does for a negotiated price. . I'm not cheap like some of the women you see on the streets.