Dispugender is a term for a person whos gender is disputed. It is when some people identify a person as a male/female while others identify the person as female/male. It is not the same as Questioning and/or Uingender, as a dispugender person can be certain that they're being identified as either male or female.
Flag
The dispugender flag has two blue-shaded stripes at the top, which represent the male gender, and two pink-shaded stripes at the bottom, which represents the female gender. The white middle of the flag has two intersecting speech bubbles, one of them having the male symbol in it and the other having the female symbol in it.