the name given to a car exhaust system, or a simple cover for an exhaust which the buyer thinks will boost the amount of horsepower, but it really just boosts the abnoxious level of the driver. The tip makes the car sound like it was pumped with beans instead of gasoline.
Man, look at the sweet fart tip on that guy's honda civic. BAAAAAAMM!
by Ari April 12, 2005