straight-passing
Acting as if one has the sexuality of heterosexual in order to be perceived as such and avoid appearances which may cause threatening perceptions.
Sally is straight-passing so they don't know she's actually a raging homosexual.
straight-passing
invisibility of bi and other gay sexualities such as queer, pan, heteroflexible, homoromantic, etc.
Let's crush this straight-passing heteronormativity by bi visibility.