Student Thesaurus

One entry found for undercover.
Entry Word: undercover
Function: adjective
Text: 1 undertaken or done so as to escape being observed or known by others <an undercover operation to infiltrate the terrorist operation> -- see SECRET 1
2 working on missions in which one's objectives, activities, or true identity are not publicly revealed <for months she's been an undercover agent pretending to be a drug dealer> -- see SECRET 2