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English definition of “spy”

spy

verb
 
 
/spaɪ/
INFORMATION [I] to secretly try to discover information about a person, country, etcSpying and espionage
SEE [T] literary to see someone or something, often from a distance: I spied him on the dance floor.Using the eyesEyesight, glasses and lensesThe eye and surrounding areaPerceptive
(Definition of spy verb from the Cambridge Learners Dictionary © Cambridge University Press)
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