faster than a speeding bullet

Faster than a speeding bullet is the idiom used when describing something that goes very fast at lightning speed and similar to the term of greased lightning, which means to go as fast as humanly possible. Faster than a speeding bullet is commonly used in relation to a car, usually a sports car that goes extremely fast; much faster than other cars. It is a term used when you want to exaggerate how fast a car goes.