prick (up) your ears - definition and synonyms

phrase
  1. 1
    to start listening to something very carefully because it sounds interesting

    I pricked up my ears when I heard my name mentioned.

     Synonyms and related words
  2. 2
    if an animal pricks up its ears, it moves them upwards in order to listen carefully
     Synonyms and related words
See also main entry: prick