Reverse Dictionary: SPY

ADJECTIVES
► SNEAKY BEAKY spying → 1995 UK sl.
► SPOOKY pertaining to the world of spies and espionage → 1970s US sl.

NOUNS
► BAG JOB an illegal and clandestine entry by intelligence or counterintelligence agents to gather information → 1971 Amer. sl., chiefly FBI usage
► BUG a spy device for listening to someone’s conversation
► CIRCUS, THE the British secret service → 1963 sl.
► DOPE-POPPING spying on one’s neighbour → 1970 US sl. (Bk.)
► DROP a secret place where documents, etc. can be left or passed on by a spy → 1959 sl.
► GREAT GAME spying → 1901
► POST OFFICE a secret place where documents, etc. can be left or passed on by a spy → 1919 sl.
► TRADE, THE the secret service → 1966 sl.
► TREFF a secret rendezvous, esp. for the transfer of goods or information → 1963 sl., orig. US
► WET an activity of intelligence organizations, esp. the KGB, involving assassination → 1972 sl.

NOUNS – PERSON
► BALDOWER one who conveys information; a spy → 1890 Yiddish (Bk.)
► BEAGLE one who makes it his business to scent out or hunt down; a spy, an informer; a constable, a sheriff’s officer, a bailiff, a beadle → 1559
► BEEKIE a company spy → 1949 Amer. sl.
► BIRD DOG one who seeks, scouts, or spies for another; esp. a carrier of tales; one who runs errands or performs similar tasks; one paid to direct potential customers to a business → 1929 US sl.
► BLACK OPERATOR a secret agent or spy → 1884 Amer. euphemism 
► CUT-OUT someone acting as a middle-man in espionage → 1963 sl.
► DOG a police spy; a stool pigeon → 1846 US criminals’ sl.
► FARGE a gossip; an intruder, a spy → 1900 Eng. dial. (Bk.)
► FLY a spy → 1622 obs.
► GINK a traitor; an informer; a spy → 1906 US criminals’ sl.
► KEEK-ROUND-CORNERS a spy → 1911 Sc. (Bk.)
► LURCHER one who loiters or lies hidden in a suspicious manner; a spy → 1706
► MAIL CARRIER a spy → US Civil War usage
► MOLE a penetration agent who over a long period achieves a position of trust within the security defences (esp. an intelligence agency) of a state; generally, a person who betrays confidential information from a position of trust within an organization, esp. over a long period → 1922
► MOLE-CATCHER a counter-espionage operative employed to detect moles → 1980
► MOLE-HUNTER one who catches moles or other informants  → 1981
► MOUCHARD an undercover agent or investigator, a police spy → 1802 esp. in France or  French-speaking regions
► MOUDIEWARP ► MOUDIEWORT ► MOULDWARP an underhand person; a sneak, a plotter, a spy → 1832 Sc.
► MOUSE an informer; a spy → 1890 criminals’ sl.
► MOUTON ‘a spy quartered in a prison with an accused person with a view to obtaining incriminating evidence’ → 1804 rare
► MOWCH a spy, an eavesdropper → 1825 Sc.
► NOSE a spy or informer, esp. for the police → 1789 sl.
► PERDU a person who acts as a lookout, scout, or spy → 1639 obs.
► PIMP a spy, an informer → 1844 Amer. dial.
► PIPER a detective or spy, esp, a person employed to spy on the conductor of an omnibus → 1850 sl.
► QUEER ROOSTER a police spy who frequents thieves’ haunts, often feigning sleep in order to listen to their conversations; an informer → L18 sl.
► RUG MERCHANT a spy → 1960 US sl.
► SLEEPER a spy or saboteur who remains inactive for a long time before starting his or her work → 1955 sl.
► SMELLER a prying fellow; a sneaking spy; one who tries to smell out something → 1899 sl.
► SNEAKY BEAKY a spy → 1995 UK sl.
► SPOOK an intelligence agent, especially CIA → 1942 US sl.
► SWALLOW a woman employed by the Soviet intelligent service to seduce men for the purposes of espionage → 1972 sl.
► U.C. an undercover agent → 1980s US sl.
► UNDERCOVER an undercover agent → 1962 sl.
► WAIT a military watchman, sentinel, or lookout; also, a scout, spy; a watchman in a camp, castle, or fortified place who was furnished with a born to trumpet to sound an alarm or to make a signal → a1300 obs.
► WAITER an observer in secret; a scout, a spy → 1471 obs.
► WATCH a spy → 1484 obs.

VERBS
► BE ON THE BEEFMENT to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► BE ON THE POUNCE to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► BUZ to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► CASTELL to see, to watch; to spy → L16 thieves’ sl.
► DICK to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► FOX to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► KEEK-BO to peep, to spy → 1821 Sc.
► KEEP TOUT to spy on, to keep a look-out → E19 sl.
► LAY to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► MARK to observe, to watch, to see, to spy → 1377 now poetic
► NARK to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► NOSE to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► OGLE to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► PIPE ► PIPE OFF to watch, to spy → 1846 thieves’ sl.
► QUIZ to watch, to spy on → 19C thieves’ sl.
► ROAST to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► ROAST-BROWN to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► SHADOW to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► SHEPHERD to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► SKIN to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► SNEAP to prowl, to sneak; to spy → 1854 Amer. dial.
► SNIPE to snoop; to spy on someone → 2002 US sl.
► SNITCH to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► SPIT BLOOD of a spy: to fear exposure → 1963 sl.
► SPOT to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► STAG to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► TOUT to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► TOWER to spy upon → L18 sl.
► TWIRE to see, to watch; to spy → 1902 thieves’ sl. (Bk.)
► WAIT to watch with hostile intent; to spy upon; to lie in wait for → c1200 obs.