prick up one's ears

Listen carefully, pay close attention, as in When she heard them mention her boyfriend she pricked up her ears. This term alludes to horses raising their ears at a sudden noise. [Late 1500s]

Common Names:

Name	Pronounced	Usage
Rupert	RUY-pərt (Dutch), ROO-pərt (English), RUW-pert (Polish)	German, Dutch, English, Polish
Hai	-	Chinese
Sabellius	-	Late Roman
Danni	DAN-ee	English
Rosaire	ro-ZER	French
Chester	['tʃestə]