A person who finds romantic urges towards both men and women but only find sexual interests in the same gender. He or she will enjoy going on dates, hugging, cuddling, buying stuff for their other, and possibly kissing, but they can only be aroused in sexual intercourse with the same gender.
Boy: *Experience a slight kick*
Boy: Ur ancestors incestors You: *Goes flying 50 feet away*
You: *cough* ur family reunion is a homosexual communion
Boy: *Screams in pain then fades from existence
A: I thought she was bi and had lost it to a girl? She's been dating like everyone B: Nah, she's a pan-romantic heterosexual so she'd date anyone but only sleep with dudes
when someone is romantically attracted to both female and males but is also sexually attracted to the opposite gender
Guy 1: Hey, look! it's that girl you were talking about!
Girl 2: Yea but I'm only attracted to her romantically. I'm biromantic to both guys and gals but also heterosexual to guys. I'm biromantic heterosexual
A phrase used in the anime "Ouran Highschool Host Club" when one of the characters named Tamaki Suoh explained that since he and Haruhi are the main characters, they clearly must be love interests. His response to the twins' question when they asked him what the rest of the group was, he said they were the "homosexual supporting cast. In summary; he meant that he and Haruhi were straight while the rest of the host club was gay.