Jooyeon means in slang: Jooyeon, a member of the Korean girl group ‘After School,’ is Jooyeon. Before joining “After School”, she was an actress with many fans. The seven G7 girls who host the show’s ‘Invincible youth’ program have her as a participant. With Alex Chu, she is the lead actress of the TV drama “Smile Donghae”. (in Slang Dictionary, added by Yasmin Ferrell)