1. the line of hair growing above the eye
2. a raised eyebrow as a gesture expressing doubt, surprise, or skepticism
Usage: often used in the phrase 'raise an eyebrow'

Examples

• She plucked her eyebrows to shape them.
• He raised an eyebrow when I told him the price.
• Dark eyebrows framed her blue eyes.
• The makeup artist carefully drew on her eyebrows.
• She gave me a skeptical look, raising one eyebrow.
• His thick eyebrows made his expression very expressive.