Definition

1. Noun:
   • The act of detecting something; catching sight of something: The action of noticing, observing, or discovering something, often in a covert or careful manner.
   • The act of keeping a secret watch for intelligence purposes: The systematic, clandestine observation of people, places, or activities to gather confidential information, typically for a government, organization, or rival entity.
   • Keeping a secret or furtive watch: The general act of watching someone or something secretly, often out of personal curiosity or suspicion.

Usage Examples

• Noun:
  • His spying through the window revealed the surprise party preparations. (Here, 'spying' refers to the secretive act of looking to discover something.)
  • The agent was arrested for spying on military installations. (In this context, 'spying' denotes gathering intelligence for a foreign power.)
  • Her constant spying on the neighbors made them uncomfortable. (This use refers to the act of secret, furtive watching, often without official purpose.)

Advanced Usage

• "to be accused of spying": to be formally charged with the crime of gathering secret information for an enemy or competitor.
  • The journalist was wrongly accused of spying.
• "electronic spying": the use of technological means (e.g., wiretaps, cyber tools) to conduct surveillance.
  • The scandal involved sophisticated electronic spying on corporate executives.

Variants and Related Words

• Spy (n): A person who commits the act of spying.
  • The spy was extracted from the country.
• Spy (v): To engage in the act of spying.
  • He was hired to spy on the competitor's research team.
• Espionage (n): A more formal synonym, specifically for spying to obtain political or military secrets.
  • He was convicted of espionage.

Synonyms

• Surveillance: Close observation, especially of a suspected person or area. (Often more official/continuous than 'spying'.)
• Reconnaissance: Military observation of a region to locate an enemy or gather strategic information.
• Snooping: Investigating or looking around secretly in a way that is often considered meddlesome or intrusive. (More informal, often for personal matters.)

Related Phrasal Verbs / Constructions

• Spy on (someone/something): To watch someone or something secretly.
  • The children tried to spy on their parents' conversation.
• Spy out: To discover or find out by careful, secret observation.
  • They sent a scout to spy out the land.

Related Idioms

• Spy versus spy: Refers to a situation of mutual secret observation and scheming between two parties, often from the title of a comic strip.
  • The corporate rivalry turned into a spy versus spy scenario.
• To spy with the naked eye: To observe something without the aid of any optical device like binoculars or a telescope.
  • From the hill, you could spy the village with the naked eye.

Noun

1. the act of detecting something; catching sight of something
2. the act of keeping a secret watch for intelligence purposes
3. keeping a secret or furtive watch