romantic attraction, sexual attraction, or sexual behavior toward a character from a work of fiction of any sex, gender, gender identity, gender expression, or sexual orientation
"I wouldn't consider myself fictiosexual, though I feel affection for a certain character in a video game"
adj. Of or relating to imagined sexual activity. Typically used to describe the deceitful stories of people who aren't getting enough, but want to give the impression they are.
I kept asking him for relationship advice, until I realised what I'd been told was largely fuctitious.