What is Sonssib?
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Sonssib = Son's sib(ling). Your son's half brother or half sister, therefore not your birthchild. Also, not your adopted child or stepchild. Likely a child your ex had after you were apart. Usually only used in writing, and in plural form.
Yesterday I saw my sonssibs at my son's party.
Random Words:
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A member of an elite elementary to jr. high school gang whose sole purpose is to rid ones school of any and all gothic presence. This is..
