Eyelinernoun
Makeup used to outline the eye, generally applied along or close to the lashline.
Eyelinernoun
a cosmetic powder of a dark tint, applied to the eyelid close to the base of the eyelashes to accentuate the eyes. Compare eye shadow.
Eyelinernoun
makeup applied to emphasize the shape of the eyes
Guylinernoun
(informal) Eyeliner when used on men; usually associated with the goth and emo subcultures.