To sit on his vein, to sit on his head
(slang) figuratively: to supervise someone closely and carefully, or to bother them and invade their privacy.
(Modern Hebrew)
Translation
Expression (Hebrew)
יָשַׁב לוֹ עַל הַוְּורִיד, יָשַׁב לוֹ עַל הָרֹאשׁ
Definition (Hebrew)
(סְלָאנֵג) בְּהַשְׁאָלָה: פִּיקֵּחַ עָלָיו בִּקְפִידָה. אוֹ הֵצִיק לוֹ וְחָדַר לִפְרָטִיּוּתוֹ.
(הָעִבְרִית הַחֲדָשָׁה)