It is important for women to understand that there is a difference between sexual attraction and sexual infatuation. While both can lead to satisfaction, the former is directed at a particular person while the latter is experienced by both individuals. Those who are not sure what a "cougar" or "milf" it should ask their co-workers, friends, and other female friends about their opinions on the subject. Most people will tell you that the definition of a "cougar" or "milf" is simply an older woman that is promiscuous and generally has no concern for her partner's feelings..