Quote Originally Posted by Tony1234567890
Gravity bong is a waterfall. Gravity, pisser, waterfall, etc.

No?
No. A waterfall is like the opposite of a g bong. A small hole is made in the side of a bottle, filled with water and then when the hole is uncovered the water empties drawing in smoke from the bowl, which you can just make out of the cap of the bottle. I prefer it over g bongs.