In Star Trek: The Original Series, Spock and James T. Kirk tend to have sexual tension between them. Many fans support it, but not all. It's a fandom on Tumblr, DeviantART and Livejournal.
The philosophy of making purchasing and/or time-investment decisions based on the aesthetic appearance, personality, and sex appeal of fictional male character(s), as opposed to objective and platonic reasons.
Related: Waifuism
Friend: "Why would you spend $200 on Yu-Gi-Oh cards just to get Aleister the Invoker, he's not even that good!"
Me: "Perhaps he is not. I made the decision for no reason other than husbandoism."
Friend: "Well, can't argue with that!"