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A girl or guy named Stephanie, Stephan, or any other variation, that turned into a demonic son of a bitch who keeps their mother in a box.

They occasionally have long hair, a short temper, and they love to play with swords.
Dude 1: I heard Steph takes care of her vegitated mother now.
Dude 2: Bitch! She's become a Stephiroth!
by MidnightLupa August 10, 2009

Words related to Stephiroth

crossover final fantasy stefiroth video games woman