Best definition
1. It’s not just a guarantee. It’s a yanity.2. The greatest history teacher to ever walk the earth
3. Someone who mummifies chickens
4. Someone suspected of being the second coming of Jesus
I yanity you there will be no school tomorrow.

“Who do you have for history?” “Yanity” “Me too!” “Yeah, we’re getting A’s this semester.”

“What is he doing with that chicken?” “He’s being a Yanity”

“Fuck, I forgot to do the history homework.” “Nah, I yanity that Yanity won’t collect it.”