What is Domio Grin?
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A domio grin is what happens when you go down on a girl when shes on her period and you get blood all around your mouth. It's called a domio grin because you get a similiar effect when you have lots of pasta topped with domio tomato paste.
"Man I went down on this bitch and got the biggest domio grin"
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Random Words:
1.
awesome or kool.used by people who think they are kool but they are realy lame.
that chick is uber pownage
See awesome, kool, think, l..
