1 definition by Catzarecool

When you like a boy and they come out saying that you are like a sister.
Girl: "You do so much for me. Thanks for always standing up to me."
Boy: "Yeah of course. You are like a sister to me."
Girl: **Dammit...he just sister zoned me** "Yeah. You are like a brother to me."
by Catzarecool September 15, 2017
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