Definitions by Wiz'one

Best girl 

Lee Chae-yeon.

Lee Chaeyeon, from the korean girl gruop IZ'ONE.
Best girl in the world.

Person 1: "Hey, do you know who the best girl is?"
Wiz'One: "Of course, Lee Chaeyeon is naturally best girl."

Best girl by Wiz'one October 23, 2020