Definition of «lip line»

The phrase "lip line" refers to the line that separates the inside of your lips from the surrounding skin.

If you have plump lips, then line the natural lip line with a darker shade. (stylecraze.com)
It feels thick on and settles into lip lines and makes my lips look dry. (mollyandstacie.com)
I do have to use a lip liner with the darker shades because they tend to feather into my little lip lines. (thefemininefiles.com)
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