bat an eyelash

To display a subtle emotional reaction, such as consternation, annoyance, sadness, joy, etc. Generally used in the negative to denote that the person in question did not display even a hint of an emotional response. Mary didn't even bat an eyelash when I told her I was moving out. That guy is dangerous. I heard he killed a man without batting an eyelash.

Common Names:

Name	Pronounced	Usage
ValdimÁRr	-	Ancient Scandinavian
Shakir	-	Arabic
Magdalena	mahg-dah-LE-nah (Polish), mahk-dah-LE-nah (German), MAHG-dah-le-nah (Finnish), mag-da-LAY-na (English)	Polish, German, Dutch, Swedish, Norwegian, Danish, Spanish, Occitan, Slovene, Czech, Bulgarian, Mace
Funda	-	Turkish
Ozzy	AHZ-ee	English
Hymie	-	Yiddish