car·​bo-load ˈkär-bō-ˌlōd How to pronounce carbo-load (audio)
carbo-loaded; carbo-loading; carbo-loads

intransitive verb

: to consume a large amount of carbohydrates through food intake usually in order to improve performance in an upcoming athletic event (such as a marathon)

Word History



First Known Use

1983, in the meaning defined above

Time Traveler
The first known use of carbo-load was in 1983

Dictionary Entries Near carbo-load

Cite this Entry

“Carbo-load.” Dictionary, Merriam-Webster, Accessed 25 Apr. 2024.

Medical Definition


intransitive verb
car·​bo-load ˈkär-ˌbō-ˈlōd How to pronounce carbo-load (audio)
: to consume foods high in carbohydrates especially in preparation for an activity (such as distance running) that requires long-lasting energy and endurance
carbo-loader noun
carbo-loading noun
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