"Dark eyeliner" refers to a type of makeup that is applied around the eyes to create a bold and defined look. It involves using a darker color, usually black or brown, close to the lash line on the upper and/or lower eyelids. Full definition
The deep midnight blue color, dark eyeliner against the ocean created such a mysterious feel to the pictures. (krembdelakremb.com)
Good lord... fill in my eyebrows, not wear dark eyeliner around my entire eyeball, layer my hair, and STOP HEAT STYLING MY HAIR! (seattlestylista.com)
Covered in tats, piercings and 15 pounds of extra body weight, with shorn locks and smudges of dark eyeliner, Hudgens is unrecognizable. (christylemire.com)