Meaning of the word "blow someone's cover" in English

What does "blow someone's cover" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

blow someone's cover

US /bloʊ ˈsʌm.wʌnz ˈkʌv.ər/
UK /bloʊ ˈsʌm.wʌnz ˈkʌv.ər/
"blow someone's cover" picture

Idiom

1.

to reveal someone's true identity or secret activity, especially when they are trying to keep it hidden

Example:
The spy's partner accidentally blew his cover by calling him by his real name in public.
She tried to keep her new job a secret, but her excited friend blew her cover on social media.
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