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A shitasaurus Rex is a huge,life crushing, life changeing,shitty thing to happen to you.
You: Man, i've already spent so much on this wedding and her ring. I sure hope she says yes.
Trey: Your not gonna want to hear this, but josh said he fucked her last night and has been for a wile.
You: Well this is a huge Shitasaurus Rex.
by TylerBirdMan March 15, 2010
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