in high gear, to switch into high gear
Figuratively: at an advanced stage. With energy and speed.
(Modern Hebrew)
Translation
Expression (Hebrew)
בְּהִילוּךְ גָּבוֹהַּ, נִכְנַס לְהִילוּךְ גָּבוֹהַּ
Definition (Hebrew)
בְּהַשְׁאָלָה: בְּשָׁלָב מִתְקַדֵּם. בְּמֶרֶץ וּבִמְהִירוּת.
(העִבְרִית הַחֲדָשָׁה)