2) (n) Abbreviation of carburetor, the part of a 4-stroke internal combustion engine for the purpose of mixing oxygen and petroleum (gasoline).
3) (n) Abbreviation of carbohydrate, a biological compound for the purpose of storing energy.
2) My carb is busted, I'll stop by the mechanic and get it fixed later.
3) That single french fry probably has 20 grams of carbs in it!
Another common term used for carburetor is rush.
Synonyms: food of the devil, concentrated evil, little bits of antichrist.