Yoooooooooooooi yoi yoi yoi yoi yoi yoi yoi yoi (The opening line of the second drop inSkrillex's track "Rock and Roll (Will Take You to the Mountain)"
YOI is the acronym for the ice skating anime, Yuri!!! On Ice. It tells the story of the career of a competitive ice skater, Yuuri Katsuki, and his attempt to redeem himself from previous his failures. All while dealing with budding relationship between him and his coach Viktor Nikirov.
"YOI is the best thing I ever watched!"
"IKR I really ship Yuuri and Viktor"
By Isabelita
Yoy
A word used to express agreement or satisfaction with either a statement, question, or idea. Can also be used simply to express excitement.