This refers to when you are eating Kraft cartoon shaped Mac and Cheese (Scooby-Doo, Sponge Bob, etc.) and have to cook two boxes instead of one because the serving size is smaller.
Everyone knows that the cartoon shaped Mac and Cheese is the best; I've been double boxing every day this week.
by Noobraham Lincoln January 4, 2010
by WiggaCkagjjia October 23, 2019