1 definition by CoriOreo

Top Definition
That funny little tickly feeling one gets in the pit of their stomach while visualizing Orlando Bloom's face and/or body. Experienced by fangirls worldwide on a regular basis.
Girl: I have to give a speech and I'm really nervous... My stomach hurts.

Boy: That is called the Bloom Effect, my dear.
by CoriOreo January 25, 2008

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