Regina's name for Killian Jones. This happens because Killian (OUAT character) wears eyeliner and he is hot!
Regina: I'm stuck with you and Captain Guyliner making eyes at each other.
Emma: We're not making eyes at each other
an awesome guy that gets a 10/10 on time management in art. also has eyeliner for men. guyliner. and is a captain of all things dirty. captain. captain guyliner.
"Yo did you see that guy walk past?"
"Yeah that was Captain Guyliner."