carbo load

Idioms  

1. Consume a large amount of carbohydrate food, as in Karen began carbo loading three days before the road race. This term, a clipping of “carbohydrate loading,” originated among marathon runners, who were advised to build up their strength before a race by eating quantities of foods like spaghetti. [1970s]

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Example Sentences

I, too, caught that and was wondering why the refined carbo load?

From New York Times • Apr. 26, 2017