The act of being able to chug a large amount of Pepsi or similar Pepsi product and keep it down after an extraordinarily large belch. The majority of people able to accomplish this are true Pepsi-holics
Dan: Were you there last night when Carl did the Pepchug of the 2 liter?

Bill: I wasn't there but I heard it down the street.

Dan: Do tell. But you should've seen it. He blew out the front window and curled the dog's hair!
by Mr. $mithers December 6, 2009
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