When someone takes a particularly stinky dump in an upstairs bathroom, so bad that the stench fills the upstairs & then comes rolling down the stairs, the slow-moving flow of stench downhill is called a "shit glacier".
The worst of which sometimes makes it all the way to the foot of the stairs.
A gay ship featuring two of the main protagonists from Ninjago, Cole, the earth Ninja, and Zane, the Ice Ninja. Some people call it the Yin Yang ship because of Cole and Zane having opposite colour Gi's.