An Internet form of describing a Person or People with Eating Disorders. The "Anna" in this sense is Anorexia. Anna Sisters is bringing light to a consistent problem with Celebrities and eating disorders and other Mental Health issues as a normal occurrence which some internet users(specifically on TikTok) have cited that younger more impressionable people will follow in their foot steps because they see it as a Trend.
Bro I noticed the Neighbors down the block looked very skinny and sicky, You can't tell me they're not Anna Sisters!
by BardicPurple November 27, 2025
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