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1. Someone who imitates and attempts to emaculate Gwen Stefani in style and dress

2. A person who lives a lifestyle similar to or in idol of Gwen Stefani

3. A person who has convenced themself that they are Gwen Stefani
With bleached blonde hair, curly bangs, and a dickies, the girl wearing a bindi was pronounced a Gwennebee on site.
by Jer November 30, 2003