Meaning of the word undercover in English

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

undercover

US /ˌʌn.dɚˈkʌv.ɚ/
UK /ˌʌn.dəˈkʌv.ər/
"undercover" picture

Adjective

involved in a secret investigation, typically for legal or intelligence purposes

Example:
The police officer went undercover to infiltrate the criminal organization.
She wrote an undercover report on the working conditions in the factory.

Adverb

in a secret way, especially for an investigation

Example:
The detective worked undercover for months to gather evidence.
They operated undercover to expose the corruption.