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2.
A sexual orientation where the individual finds himself or herself sexually exciting. Narcissexuals are commonly autosexual, however they may engage in interpersonal relationships in which their partners play only a supporting role to the narcissexual's infatuation with himself or herself. Egocentrism and selfishness, especially in intimate settings, are major social indicators of narcissexuality. Derived from the Greek myth of Narcissus.
The character Patrick Bateman from "American Psycho" is an interpersonal narcissexual; he engages in sexual intercourse with women because he enjoys watching himself in coitus.

Michael "The Situation" Sorrentino is an auto-narcissexual; he watches himself masturbate in the mirror.
by pir8 January 13, 2012
 
1.
Someone who is sexually attracted only to him or herself.
Mr. X, an open narcissexual, frequently masturbates to images of himself.
by Jason Sarg November 15, 2007
 
3.
Someone who loves his/herself to such an extreme that it is a sexual orientation in and of itself.
She rambled on for hours about how great she is, I seriously think that she masturbates in front of a mirror; she's so friggin' narcissexual!
by The Civil Word Servant October 11, 2010