Slang for when someone propels themselves through a still body of water, usually a swimming pool, entirely by passing gas.
This amazing and talented young woman apparently has the most powerful farts on the planet; I watched her doing the buttstroke the entire length of the high school gympool!
The practice of bouncing, much like a yoyo, into and out of sleep. A yoyo dozer wakes quickly, and goes back to sleep just as quickly. It can be a way to pass time if bored, but yoyo dozing can sometimes leave you feeling dazed, sleepy, and oddly tired once you get up.