2.A psychological condition characterized by self-preoccupation, lack of empathy, and unconscious deficits in self-esteem.
3.Erotic pleasure derived from contemplation or admiration of one's own body or self, especially as a fixation on or a regression to an infantile stage of development.
b. Paris Hilton
Medical Definition of Narcissism:
Narcissism is the pattern of traits and behaviors which involve infatuation and obsession with one's self to the exclusion of others and the egotistic and ruthless pursuit of one's gratification, dominance and ambition. In everyday use outside the field of psychology, the word generally refers to people who just are inordinately fond of themselves, without the pathological connotations.
Narcissist's are realy common and you can find them in every corner of the world. You probely one of them yourself.
Somebody who is completely in love with himself/herself and most likely is intensely turned on by their relection. Somebody who is too vain and self-absorbed to notice other people.
Ann Coulter (to the mirror): Hello, beautiful. I'm so lucky to have you-! (kisses herself)
Bill O'Reilly (as he beats off at his reflection): God-! Gotta-have-that-!
Person B: "I don't know and I don't care"
Person B is a narcissist