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a person who isn’t ariana grande but dresses like her and tries to act like her.
that girl, jesschic, is such an arianaboo
by bengis July 30, 2018
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Someone (mostly girls) who is trying to be or is acting/looking like Ariana Grande
Ella: Jaya is so annoying she keeps on acting as if she’s Ariana Grande.
May: She’s definitely an Arianaboo.
Ella: A what?

May: Ugh you need to read more!
by JaeTrash September 15, 2018
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