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the alcoholic's version of the holiday known as Cinco de Mayo, a holiday held on May 5 that commemorates the Mexican army's unlikely victory over French forces at the Battle of Puebla on May 5, 1862.
Pedro: I had an 18 pack of Coronas on Cinco de Mayo, homes.

Juan: You mean Drinco de Mayo, esse.
by thearrowsflight May 05, 2010
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