To stick out the chest, to blow one's chest
By metaphor: To walk in pride. To boast.
(Modern Hebrew)
Translation
Expression (Hebrew)
הִבְלִיט אֶת הֶחָזֶה, נִפֵּחַ אֶת חָזֵהוּ
Definition (Hebrew)
בְּהַשְׁאָלָה: הִתְהַלֵּךְ בְּגַאֲוָה. הִתְרַבְרֵב.
(הָעִבְרִית הַחֲדָשָׁה)