catch someone napping

US /kætʃ ˈsʌm.wʌn ˈnæp.ɪŋ/
UK /kætʃ ˈsʌm.wʌn ˈnæp.ɪŋ/
"catch someone napping" picture
1.

застать кого-либо врасплох, поймать кого-либо на горячем

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.
Учитель застал его врасплох, когда он играл в игры на телефоне во время урока.
The sudden inspection caught many employees napping, as they were not following company protocols.
Внезапная проверка застала многих сотрудников врасплох, так как они не соблюдали протоколы компании.