UNDERCOVER Meaning of UNDERCOVER in English adj.Undercover is used with these nouns: ↑ agent , ↑ detective , ↑ mission , ↑ officer , ↑ operation , ↑ police , ↑ policeman , ↑ reporter , ↑ sting , ↑ work Oxford Collocations English Dictionary. Оксфордский английский словарь словосочетаний . 2012