1 definition by yeahyeahyeahhh

a combination of Twitter and Izzy. This defines any girl (or boy) who enjoys tweeting to an excessive an overly annoying amount. Example of twizzy tweets inculde the following: "I love this restaurant", "asdfjkl;", and "I feel like taking a nap".
Person A: My phone just vibrated
Person B: So did mine
Person A and B: Ughhhhhhh... twizzy.
Person A: Whattayuhhh gonna do?
Person B: Yyyeeeeeaaaahhhhhhhhhh
by yeahyeahyeahhh October 5, 2009
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