Bi+. An umbrella term for anyone whose desires or experiences are with people of more than one sex or gender. Those desires and experiences can be sexual or romantic. They can vary in how often they happen or in how people experience them. This umbrella term includes mainly people who identify as bisexual, pansexual, polysexual or omnisexual. Still, it can also include people who identify as lesbian, gay or straight, but who have these desires or experiences.