Definitions by Monsterteeth

Unus Annus Day 

Unus Annus day, a day to remember Unus Annus and it's deletion.

Unus Annus is, or at least was, a youtube channel ran by Markiplier and Crankgameplays.

Unus Annus Day is on November 14th. The channel got deleted on November 14th, 2020.

Unus Annus Day by Monsterteeth February 7, 2021