A friend of the opposite gender, with whom you have no sexual tension or chemistry. Deinfed in the footnotes of Douglas Coupland's book Generation X. A nonsexual friendship with a member of the opposite sex. Douglas Coupland later admitted to being gay.
Natalie and Scott sat on the couch, watching a movie in his dimly lit basement.
Although they were both straight, and not signifigantly unattractive people, their relationship was completely nonsexual.
Natalie: You're my favorite Platonic Shadow, M'dear.
Scott: You made that term up, didn't you?
N: It's from a book by Douglas Coupland.
S: I don't care, I'm trying to watch this shitty movie.