Definitions by Guurll

UICOKYO 

Unfortunately I Can Only Kill You Once

If someone says 'YOLO' then you can say 'UICOKYO'.
If someone bothers you by saying 'YOLO', you can use this.

Or if someone says something stupid on facebook. (About living once or something. Or other shit.)

UICOKYO by Guurll October 6, 2012