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spy

Line breaks: spy
Pronunciation: /spʌɪ
 
/

Definition of spy in English:

noun (plural spies)

1A person employed by a government or other organization to secretly obtain information on an enemy or competitor.
Example sentences
  • They served as clerks and couriers, telephone and telegraph operators, code and cipher analysts, and spies behind enemy lines in Europe.
  • You know with skills like that you might be better employed as a spy, a CIA operative or something, instead of being a therapist.
  • Elizabeth I's ministers had to employ spies and even use torture to gain information about threats to her life.
Synonyms
secret agent, undercover agent, enemy agent, foreign agent, secret service agent, intelligence agent, double agent, counterspy, industrial spy, fifth columnist, mole, plant, scout;
control, handler;
North American spook
informal snooper
archaic intelligencer
archaic , informal beagle
1.1A person who keeps watch on others secretly: [as modifier]: a spy camera
More example sentences
  • The school's two rabbits Fern and Hill are new additions this year, and children have been watching a spy camera set up in a birdhouse they built.
  • A hi-tech Peeping Tom who set up a secret spy camera to film a younger female friend in the nude was caught after she spotted the lens, a court heard.
  • Did the spy cameras capture the action in the showers?

verb (spies, spying, spied)

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1 [no object] Work for a government or other organization by secretly obtaining information about enemies or competitors: he agreed to spy for the West
More example sentences
  • The Army has charged him with five offenses: sedition, aiding the enemy, spying, espionage and failure to obey a general order.
  • If they are spying for a commercial competitor, the situation is different.
  • The charges against them have been dropped from spying to ‘illegal information collection’, although the new charge still carries a possible jail sentence.
Synonyms
be a spy, be engaged in spying, gather intelligence, work for the secret service
informal snoop
espionage, undercover work, cloak-and-dagger activities, surveillance, reconnaissance, intelligence, eavesdropping, cyberespionage, infiltration, counter-espionage, counter-intelligence;
in Japanninjutsu
1.1 (spy on) Observe (someone) furtively: the couple were spied on by reporters
More example sentences
  • He often spied on her, watching from the shadows, observing her every gesture.
  • A reporter has been arrested outside the home of Brad Pitt and Angelina Jolie for spying on the star couple with binoculars..
  • To pass the time, he spies on his neighbours, watching the real-life soap opera in the building across from his.
Synonyms
observe furtively, keep under surveillance, watch, keep a watch on, keep an eye on, keep under observation, follow, shadow, trail
informal tail
rare surveil
1.2 [with object] (spy something out) Collect information about something to use in deciding how to act: he would go and spy out the land
More example sentences
  • ‘We could sneak over and spy it out while he's not there,’ Melanie suggested.
  • Sherwin, prosecuting, said the two thieves pretended to be poachers as they spied out the land for future thefts.
  • Wilson had repeatedly sent his younger accomplice into the victim's shop to spy out the land before launching his raid.
2 [with object] Discern or make out, especially by careful observation: he could spy a figure in the distance
More example sentences
  • A year or two later, I happened to be visiting the cathedral in Derry, and spied a figure sitting quietly in prayer.
  • As he turns, he spies a dark figure entering the terrace from one of the other rooms, possibly the nursery, carrying a small bundle.
  • Walking up the aisle, he spies a familiar little figure sitting in the final row of seats near the entrance.
Synonyms
notice, observe, see, spot, sight, catch sight of, glimpse, catch/get a glimpse of, make out, discern, pick out, detect, have sight of
literary espy, behold, descry

Origin

Middle English: shortening of Old French espie 'espying', espier 'espy', of Germanic origin, from an Indo-European root shared by Latin specere 'behold, look'.

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