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A non-alcoholic mixed drink of diet coke/pepsi and grenadine. It can also be garnished with a cherry.

Is distinguished from a Roy Rogers by containing diet rather than non-diet cola.
"I don't always drink non-alcoholic beverages, but when I do, I make it a Tom Grieve. Stay thirsty my friends." ~Most Interesting Man In The World.
by neoinarien November 11, 2012
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