Adjacent Words

undercover definitions

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WordNet (r) 3.0 (2005)

adj
1: conducted with or marked by hidden aims or methods; "clandestine intelligence operations"; "cloak-and-dagger activities behind enemy lines"; "hole-and-corner intrigue"; "secret missions"; "a secret agent"; "secret sales of arms"; "surreptitious mobilization of troops"; "an undercover investigation"; "underground resistance" [syn: clandestine, cloak-and-dagger, hole-and- corner, hugger-mugger, hush-hush, secret, surreptitious, undercover, underground]

Merriam Webster's

I. adjective Date: 1920 acting or executed in secret; specifically employed or engaged in spying or secret investigation <an undercover agent> • undercover adverb II. noun Date: 1962 a person engaged in undercover activity ; spy

Oxford Reference Dictionary

adj. (usu. attrib.) 1 surreptitious. 2 engaged in spying, esp. by working with or among those to be observed (undercover agent).

Collin's Cobuild Dictionary

Undercover work involves secretly obtaining information for the government or the police. ...an undercover operation designed to catch drug smugglers. ...undercover reporters. ADJ: usu ADJ n • Undercover is also an adverb. Swanson persuaded Hubley to work undercover to capture the killer. ADV: ADV after v

Moby Thesaurus

above water, abstruse, armored, at anchor, back-door, backstairs, beclouded, behind the curtain, behind the scenes, behind the veil, blind, buried, cased, ceiled, clandestine, cloaked, close, clouded, coated, concealed, confidential, coped, covered, covert, covertly, cowled, curtained, doggo, eclipsed, encapsulated, encapsuled, encased, enveloped, enwrapped, feline, filmed, floored, furtive, hid, hidden, hidden out, hidlings, high and dry, hole-and-corner, hooded, housed, hugger-mugger, hush-hush, in a cloud, in a corner, in a fog, in a whisper, in ambush, in darkness, in eclipse, in harbor, in hiding, in hidlings, in purdah, in safety, in secret, in the background, in the clear, in the dark, in the wings, incommunicado, latent, loricate, loricated, lurking, mantled, masked, muffled, mysterious, nobody the wiser, obfuscated, obscure, obscured, occult, occulted, on, on tiptoe, out of danger, packaged, past danger, paved, private, privy, prowling, pussyfoot, pussyfooted, quiet, recondite, roofed-in, screened, scummed, secluded, secluse, secret, secretly, sequestered, sheathed, shelled, shielded, shifty, shrouded, skulking, slinking, slinky, sly, sneaking, sneaky, sotto voce, stealing, stealthy, sub rosa, surreptitious, swathed, tented, terra firma, under an eclipse, under cover, under house arrest, under the breath, under the rose, under wraps, under-the-counter, under-the-table, underground, underhand, underhanded, underneath, unknown, unobtrusive, veiled, waiting concealed, walled, walled-in, with bated breath, wrapped, wrapped in clouds