knit (one's) eyebrows

To furrow one's brow, often due to worry or confusion. When I asked Bill about what happened, and he knit his eyebrows, I knew I was about to hear some bad news.

Common Names:

Name	Pronounced	Usage
Kailyn	KAY-lin	English (Modern)
Kasumi	kah-soo-mee	Japanese
Susumu	soo-soo-moo	Japanese
Ireneus	-	Ancient Greek (Latinized)
Salud	sah-LOOD	Spanish
Cenric	-	Anglo-Saxon