An event that warrants an appropriate "whoo!" response.

Describing good news.
(whoo-worthy)
Girl: "I'm not pregnant!"
Guy: "Whooo!"

(not whoo-worthy)
Girl 1: "Let's go clubbin'!"
Girl 2: "Whooo!"

Guy 1: "I got promoted today!"
Guy 2: "Congrats. That's definitely whoo-worthy!"
by miVi April 2, 2009
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