Meaning of the word "catch someone napping" in English

What does "catch someone napping" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

catch someone napping

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

Idiom

1.

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

Example:
The teacher caught him napping when he was playing games on his phone during class.
The sudden inspection caught many employees napping, as they were not following company protocols.
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