An "undercover detective" is a police officer who secretly gathers information and investigates crimes by pretending to be someone else, often blending in with criminals or suspects to catch them.
Sentences with «undercover detective»
He explained that he was a former undercover detective in the East Village who became a «street - art archivist» and was eventually promoted to the rank of lieutenant for his insider knowledge of graffiti crews and activist groups. (artnews.com)
Gamers take on the role of undercover detective Chase McCain as he -LSB-...] (darkainarts.com)
Undercover detective Eddie Saccardo (Bobby Cannavale) returns and police lab technician (Tania Raymonde) and Assistant District Attorney Curtis Bell (Jonathan LaPaglia) are introduced in this season. (rottentomatoes.com)