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Going so deep in a pussy that it feels like a unicorn's horn is penetrating your ovaries whilst preforming an aggressive rainbow queef.
Fred: Man, I think Stacey is going to brake up with me.
Jo: What!?! Why?!yy
Fred: Well... I was having sex with her for the first time and... I... Have a big... Cock and I went unicorn deep. She still can't walk dude.
by Rybuscle December 26, 2014
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