means she is flirting with you so you should ignore her.
because the girl sometimes wishes he was her brother.
if you mean she is his daughter, then it is your niece, if it is his girlfriend call her by her first name.
If its a boy, nephew. Girl, niece.
Your daughter is you brother's niece.
Your mother's brother is your uncle; you are his niece (if you are a girl) or his nephew (if you are a boy).
Your father's brother is your uncle; you are his niece (if you are a girl) or his nephew (if you are a boy).
When a girl calls u boo it means that they think of u as a brother.
Hyung or Oppa. If a boy is talking to his older brother, he would call him "hyung". or "hyung ah yah. If a girl is talking to her older brother, she would call him "oppa".
Your brother's children call you their aunt if you are female, or their uncle if you are male. Their are your nieces and nephews.
She's the Man with Amanda Bynes
Well, he's my brother and a brother is a male sibling so no, my brother's not a girl.
Your brother's great grandchild is your great great nephew (if a boy) or great great niece (if a girl). You are their great great aunt.