Phrase guide

deep blue

adj · noun · 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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No pronunciation record was provided for this word.

1

adj

Meaning 1

An intense, relatively dark blue.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: azure

Antonyms: none provided

2

adj

Meaning 2

Of a geographic area, state, or district, heavily and consistently voting for the Democratic Party.

Definition source: English Wiktionary via Wiktextract

Usage: US

Topics: government, politics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

An intense, relative dark blue.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Examples

  • the azure of her Gypsy Spanish eyes

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From Middle English depe blew, equivalent to deep + blue.

Across languages

Translations

2 source translations are retained for this English entry.

  • Greek: βαθύ μπλε (vathý ble) — intense blue — see also dark blue, navy, navy blue
  • Manchu: ᡨᡠᠮᡳᠨ ᠯᠠᠮᡠᠨ (tumin lamun) — intense blue — see also dark blue, navy, navy blue