Yokozuna

[Tina]

1: Grand Champion
2: A [Samoan] wrestler from [the 1990s] who was made out to be a Japanese [Sumo wrestler].
3: To put your bare-ass on an unexpected victims face while he/she is out of it.

[Mark Zuckerberg]

A grand champion sumo wrestler.

[Magaret]

Yokozuna in Sumo Wrestling. The grand champion, the highest possible ranking.

[Tina]

When someone proceeds to jump or sit on an [unexpected] victims [face ass] first. A [hairy ass] is prefered in this process.

[Monty]

To [jump] [ass first] onto someones face. Usually most successful if the person is asleep, as to take them by surprise, and get their face all nasty and [smelly].