Definition of "bestie" [bestie]

• One's best friend. (noun)

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• "Whitney Port’s high school bestie is joining the cast of The City."
• "“The problem is,” Clarice says, “that her bestie is her sister, Madeline, who is the one who left her in Southie tonight!”"
• "Dinner was nv alone .. beastie (aka bestie) came to the rescue of the beauty!! hee .. the most sumptuous meal for the week i wld say cox my appetite is coming back!!! but i will eat in moderation and continue to keep fit!!"