Anything that is substantially louder than the normal freguency.
With this new system i put in the car we are about to Drop Bottom!
by Austin Burger December 09, 2007
A lovely lady booty that subtly drops out da bottom of her shorts. Best executed in high rise high waist denim sneak-a-cheeks.
Damn bro! You see the blond with the drop bottom walk past? Yes, of course the one with the smoothie in her hand...
by horn-dog May 24, 2015