Definition of "half-sister" []

• Alternative spelling of half sister. (noun)

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• "Phillips, the half-sister of Chynna Phillips and Mackenzie Phillips, wore a Zac Posen gown."
• "However, Emily's victory lap comes to a screeching halt when she watches her father's interview and learns that Charlotte is his daughter, which makes her Emily's half-sister."
• "While the obvious answer points to Faye (Phoebe Tonkin) also being the offspring of the mysterious Blackwell — since we learned her mother Dawn (Natasha Henstridge) had an obsession with him — executive producer Andrew Miller says we'll have to wait awhile to find out which coven member is Cassie's half-sister ... or brother!"