Phrase guide

blue flag

noun · 4 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

noun

Meaning 1

An award given to European beaches, based on cleanliness and water quality.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A driver notification indicating a faster vehicle is coming up from behind.

A driver notification indicating a faster vehicle that is ahead of the pilot's position in the race standings, is coming up from behind. An indicator that a lapping vehicle is coming up from behind, to lap the racer's vehicle.

Definition source: English Wiktionary via Wiktextract

Topics: hobbies, lifestyle, motor-racing, racing, sports

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A driver notification indicating a faster vehicle is coming up from behind.

Ellipsis of command blue flag. A driver notification mandating the signaled vehicle move aside for a vehicle coming up from behind, to let it pass by.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, ellipsis

Topics: hobbies, lifestyle, motor-racing, racing, sports

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

a common iris of the eastern United States having blue or blue-violet flowers; root formerly used medicinally

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Iris versicolor

Antonyms: none provided

Broader terms: iris, flag, fleur-de-lis, sword lily

History

Etymology

No etymology was provided for this word.

Across languages

Translations

3 source translations are retained for this English entry.

  • Finnish: sinilippu — award
  • Finnish: sininen lippu — award
  • Welsh: baner las — award