catch someone napping
US /kætʃ ˈsʌm.wʌn ˈnæp.ɪŋ/
UK /kætʃ ˈsʌm.wʌn ˈnæp.ɪŋ/

1.
فاجأ شخصًا, أمسك شخصًا متلبسًا
to surprise someone when they are not prepared for something, especially when they are not paying attention or are doing something they shouldn't be doing
:
•
The teacher caught him napping when he was playing games on his phone during class.
المعلم فاجأه وهو يلعب الألعاب على هاتفه أثناء الدرس.
•
The sudden inspection caught many employees napping, as they were not following company protocols.
التفتيش المفاجئ فاجأ العديد من الموظفين، حيث لم يكونوا يتبعون بروتوكولات الشركة.