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1 definition by a-marie

 
1.
Just like a dirty sanchez, but dirtier! It's when you rub your fingers in your ass and wait for someone to grin, then you wipe it across their teeth. They won't be smiling now!
That guy had a dumbass grin on his face, so I wiped it off with a dental sanchez!
by a-marie March 31, 2005