Phrase guide

false flag

noun · verb · 3 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 ruse, in the days of sail, in which an attacking ship would fly the colours of its enemy until close enough to open fire.

Definition source: English Wiktionary via Wiktextract

Topics: nautical, transport

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A diversionary or propaganda tactic of deceiving an adversary into thinking that an operation was carried out by another party.

Definition source: English Wiktionary via Wiktextract

Topics: espionage, government, military, politics, war

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To target someone or something with a false flag or ruse.

Definition source: English Wiktionary via Wiktextract

Usage: informal, transitive

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

15 source translations are retained for this English entry.

  • Bulgarian: операция под фалшив флаг (operacija pod falšiv flag) — a deception tactic
  • Catalan: bandera falsa — a deception tactic
  • Chinese Mandarin: 徦旗戰術 /徦旗战术 (jiǎqí zhànshù) — a deception tactic
  • Finnish: lavastettu hyökkäys — a deception tactic
  • French: opération sous faux drapeau — a deception tactic
  • French: opération sous fausse bannière — a deception tactic
  • French: opération sous faux pavillon — a deception tactic
  • German: falsche Flagge — a deception tactic
  • Hungarian: hamis zászló — a deception tactic
  • Japanese: 偽旗作戦 (nisehata sakusen) — a deception tactic
  • Polish: operacja pod fałszywą flagą — a deception tactic
  • Serbo-Croatian: operacija pod lažnom zastavom — a deception tactic
  • Swedish: falsk flagg — a deception tactic
  • Swedish: falsk flagga — a deception tactic
  • Turkish: sahte bayrak — a deception tactic