A person would only consider a romantic attachment with a person of the opposite sex, but who is cool with having casual sex with either gender. In practice, men in this category may generally or exclusively have sex with men because of the relative availablity of casual partners, but they are not gay because are not open to becoming half of a gay couple and they envision themselves at some point in the future settling down with a woman.
Jake is casually bi. He enjoys regular blowjobs from his gay roommate, but they aren't dating. Jake appreciates avoiding the hassle of a relationship right now; he's focused on school. When the right girl comes along, Jake will marry her and have a family.
by Samsonva November 28, 2017