Female to "X". X meaning whatever that person feels like at any time so long as it is not female. Transgendered person who identifies as not female. Queer. Lies somewhere on the FTM (Female to Male) spectrum.
Ze is not he or she or him or her. Hys gender is not along the male / female binary - it is FTX. Hy looks like a queer, a dyke, a fag, a guy, your mom, etc.