Due to contrary belief, trisexuals are not attracted to any living or nonliving thing. Instead, they are only sexually attracted to the tricerotops dinosaur. Most trisexual prefer horns inside of them instead of dicks.
A person who is both male and female but is queer at the same time. Not even Quantum Physics can define how this came into existance. All we can do is follow along because it's 2017 and you cannot assume genders anymore if you don't want a riot.
Oliver: Alex I think I'm a trigender demiqueer
Alex: I won't deny it
A fox, originating on the forest planet, that is male, female and trans at the same time, however this spectacular fox has a defense mechanism which ignites itself into flames whenever someone assumes its gender, this is a highly dangerous species of fox, if you cross one, DO NOT assume its gender mostly because it will burn you to a crisp, but also because it is 2018 and we accept everyone no matter their sexual identity.
10 year old: Daddy, why is the daddy pyrofax hurting the mommy pyrofox?
Dad: He's not son, they are just mating.
Pyrofox: Excuse me, i do not appreciate you referring to me as a cisgender pyrofox, i'm a a trigender pyrofox, from the forest planet.
*gunshots*
1. A condition encountered by elderly gentleman who are reminiscing about having 3 testicles earlier in life prior to a tragic accident involving a sheep and 7 gingers.
2. The feeling of recalling pleasant memories of a previous 3 way sexual encounter. This encounter may or may not have involved sheep or gingers.
Uncle Alex drank half a fifth last night and had a serious case of Trigenital Nostalgia