zygomaticaxen's definitions

o12a12

Used to express emotion when completing a high level rhythm game, most commonly used to celebrate getting an All Perfect on Project Sekai. Sometimes it is shorted to just o12 when the person exclaiming is angry.

1.
“O12a12 Machine Gun Poem Doll!”
“Congratulations!”

2.
“F***k o12!”
“I’m sorry man. Don’t give up.”

by zygomaticaxen January 18, 2022