spy


Definition: Meaning of, spy in English to English dictionary.

Pronunciation: / spʌɪ /

  • noun
  • synonym
  • antonym
Word Forms:
Singular Plural
spy spies
[countable]
  1. someone whose job it is to find out secret information about another country, organization, or group [=  secret agent]
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    ANTONYM
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synonym
antonym
  • verb
  • synonym
  • antonym
Word Forms:
Prsesent Past Past Participle
spy spied spied
Present Participle Third Person Singular
spying spies
  1. [intransitive] to secretly collect information about an enemy country or an organization you are competing against
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  2. [transitive] literary to suddenly see someone or something, especially after searching for them [=  spot]
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synonym
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spy used in phrases

  • Northern Spy (noun)
    1. large late-ripening apple with skin striped with yellow and red
  • Spy Who Came in from the Cold, The
    1. (1963) a novel by John Le Carré about a British SPY (= someone whose job it is to find out secret information about another country) in EAST GERMANY who wants to go back to the West
  • spy satellite (noun)
    1. a satellite with sensors to detect nuclear explosions
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spy used in phrasal verbs

  • spy on (phrasal verb)
    1. spy on someone to watch someone secretly so that you know everything that they do
    2. spy on someone/something to find out secret information about what a country or an organization is doing
  • spy out (phrasal verb)
    1. to look around an area in order to find something
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