The process of eating a burger, covering each revealed bite with a layer of ketchup, and continuing to do so until the sandwich is eaten.

Can also be used when a person is eating their meal with an abnormal amount of ketchup. (i.e. covering French fries in a cup of ketchup)
Q: Why do you always eat so much ketchup with your food. It covers the taste.
A: Hell yea, love me some ketchup. I be 'chuppin'
by joeschmoeseph February 26, 2022
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