The phrase "lighter brows" means having eyebrows that are lighter in color or less intense.
Sentences with «lighter brows»
For those with lighter brows, defining them may be more important than some of these other steps. (polishedwhimsy.com)
The dark / light brow shadow tones make for great options for those who like to match their brow colour to their makeup style and are just the right texture! (dressmeblog.me)
I have really light brows, so it helped me fill in and define without obvious coloration. (beautylish.com)