pricks up one's ears

Starts listening intently

Pricks up one's ears describes suddenly becoming alert and attentive, especially upon hearing something interesting or concerning.

The phrase comes from the way animals like dogs and horses raise their ears when they detect an unexpected sound.

She pricked up her ears when she heard her name mentioned in the next room.

The expression suggests heightened awareness and keen interest in what's being said or what might happen next.

Related

twitch · eavesdrop · catch wind of · surprise · focus · vigilance · discern · excitement · tilt · strain · heedfulness · cock · listen · apprehension · intrigue · concentration · react · attentiveness

Opposites
attentiveness to auditory/information input

pricks up one's earstunes out

Ceases to attend

ignores · zones out · switches off · closes one's ears · disregards

interest/curiosity response

pricks up one's earscouldn't care less

Complete absence of concern

shrugs off · dismisses · pays no mind · brushes aside

Family

prick, pricks, pricked, pricking, ears, earless

Familiarity
Top 50,000
Profile
Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G