carbs

noun Informal.

1. a carburetor.

noun

1. carbohydrate.

verb (used without object)

2. to eat large quantities of carbohydrates before a major physical exertion in order to store up energy (usually followed by up): Some marathon runners carb up on spaghetti the night before a race.

noun

1. short for carburettor
2. short for carbohydrate

n.

see carb.

n.

1942 as an abbreviation of carburetor; c.2000 as short for carbohydrate.