Pricked up his ears
Metaphorically: listened very carefully; concentrated on what he heard.
(Modern Hebrew)
Translation
Expression (Hebrew)
חִידֵּד אֶת אָוזְנָיו
Definition (Hebrew)
בְּהַשְׁאָלָה: הִקְשִׁיב קֶשֶׁב רַב. הִתְרַכֵּז בַּדְּבָרִים שֶׁשָּׁמַע.
(הָעִבְרִית הַחֲדָשָׁה)