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secret agent

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noun
  1. an agent of a secret service.
  2. (loosely) a person employed to collect the military secrets of one country and relay them to another, especially a person living in a foreign country while so working for his or her own nation; spy.
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Origin of secret agent

First recorded in 1830–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for secret agent

informer, operative, mole, scout, snoop

Examples from the Web for secret agent

Contemporary Examples of secret agent

British Dictionary definitions for secret agent

secret agent

noun
  1. a person employed in espionage
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012