Phrase guide

sleeper agent

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

A spy who is placed in a target country or organization, not to undertake an immediate mission, but rather to act as a potential asset if activated.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

14 source translations are retained for this English entry.

  • Arabic: جَاسُوس نَائِم (jāsūs nāʔim) — spy placed in a target country or organization to act as a potential asset
  • Chinese Mandarin: 潛伏特工 /潜伏特工 (qiánfú tègōng) — spy placed in a target country or organization to act as a potential asset
  • Finnish: nukkuva agentti — spy placed in a target country or organization to act as a potential asset
  • French: agent dormant — spy placed in a target country or organization to act as a potential asset
  • French: agent en sommeil — spy placed in a target country or organization to act as a potential asset
  • Italian: agente dormiente — spy placed in a target country or organization to act as a potential asset
  • Polish: śpioch — spy placed in a target country or organization to act as a potential asset
  • Polish: uśpiony agent — spy placed in a target country or organization to act as a potential asset
  • Portuguese: agente adormecido — spy placed in a target country or organization to act as a potential asset
  • Portuguese: agente dormente — spy placed in a target country or organization to act as a potential asset
  • Russian: спя́щий аге́нт (spjáščij agént) — spy placed in a target country or organization to act as a potential asset
  • Spanish: agente durmiente — spy placed in a target country or organization to act as a potential asset
  • Spanish: agente dormidor — spy placed in a target country or organization to act as a potential asset
  • Swedish: sovande agent — spy placed in a target country or organization to act as a potential asset