A person who has THREE genders,normally male, female, and a plant, mineral, or an object, like a seat on a school bus.
trisexual person: I like having sex with this seat!!!
male: So, your a bisexual?
trisexual person: Im a girl too, so i guess im "TRISEXUAL"!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!1
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