Excessive femininity in a confined space. Side effects include but are not limited to: extreme giggling, nonsensical life chats, obsession over boys, overly sexual music, discussing fornication and fellatio, and a tendency to overanalyze any aspect of human interaction.
Mike: Have you seen those girls in apartment 49 E lately?
Tyler: Hell yeah! It's like the estrogen apocalypse in there!
by OhioStateBitchessss July 26, 2011
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