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A U.S. unit of volume for liquor equal to 2 jiggers, 3 U.S. fluid ounces, or 88.7 milliliters.

(US, dialect) A beer chaser commonly served in three-ounce servings in highball or juice glasses with a Bloody Mary cocktail in the upper midwest states of United States including Minnesota, North Dakota, Wisconsin, Iowa, Michigan, and Illinois.