on someone's watch

US /ɑn ˈsʌm.wʌnz wɑtʃ/
UK /ɑn ˈsʌm.wʌnz wɑtʃ/
"on someone's watch" picture
1.

في عهد, تحت إشراف

during the period when someone is responsible for something

:
The company's profits declined significantly on his watch.
تراجعت أرباح الشركة بشكل كبير في عهده.
I won't let anything bad happen to this project on my watch.
لن أسمح بحدوث أي شيء سيء لهذا المشروع في عهدي.