One who has been assigned male at birth upon observation of typically-male natal morphological sex characteristics, but ultimately identifies or realizes themselves as a woman in terms of gender.
Guy 1: What's Luke up to these days? Is he still around?
Guy 2: Oh, Luke goes by Lillith now. She came out as a trans woman a while back.
Guy 1: Oh, I see. Anyways, how is uh, she doing?
Guy 2: I heard she got an air fryer recently or something.