Cubi means: Proper noun. Pronounced Quebee. It’s sort of like Rubix Cube, but it is not. 1. Vocaloid Yohioloid’s mascot, the Vocaloid Vocaloid Yohioloid. This meme is almost certain to be viral. But he won’t happen because he isn’t a meme. Source: High School of Mutual Memeing at Quotev. (in Community Dictionary, added by Shaylee Rush)