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1.
A term used to describe a shemale or transexual who can easily pass as a woman in a public setting.
Since John's date was totally passable, no one at the party knew that she was a ladyboy.
by Huskey Balls April 26, 2006
 
2.
A point in transition, when a transsexual or transgender girl feels comfortable going out in public.
Passing as a female.
A state of mind or an attitude where you become comfortable with who you are and you stop worrying that someone will know you are transgender
Becka is very passable, she is so comfortable and confadent when she goes out. That guy she was talking to had no idea she was a t-girl
by lisabme5 July 27, 2006