1: The act of having sexual desires towards characters or persons named Fran.
2: Ambiguous characters of questionable gender that do not fit into any particular category
SanFransexual (n)
A guy who will put on nail polish to go out dancing but won't spend an hour worrying about his hair; will wear dresses to bars, but will also fix your flat tire; will tell you what they're feeling, but will also bend you over a sawhorse.