perk (up) one's ears

idiom

Definition of perk (up) one's ears 

informal, chiefly US, of an animal

: to lift the ears in a quick or alert way The dog heard its name and perked (up) its ears. often used figuratively of a person I perked up my ears when I heard his name mentioned.

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Perkins

Perkinsiella

perk up

perk (up) one's ears

perky

Perl

Perla

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