Phrase guide

black out

verb · 10 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

verb

Meaning 1

To censor or cover up by writing over with black ink.

Definition source: English Wiktionary via Wiktextract

Usage: idiomatic, transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

verb

Meaning 2

To censor or cover up.

Definition source: English Wiktionary via Wiktextract

Usage: figuratively, transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To lose consciousness; to suffer a blackout.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: black in, come to

4

verb

Meaning 4

To cause (someone) to lose consciousness.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

verb

Meaning 5

To obscure in darkness.

Definition source: English Wiktionary via Wiktextract

Usage: transitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

verb

Meaning 6

To be in a state of blackout, as a building, a city, a ship.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

Examples

  • The countryside blacked out to avoid helping enemy aircraft.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

verb

Meaning 7

lose consciousness due to a sudden trauma, for example

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: zonk out, pass out

Antonyms: none provided

Broader terms: change state, turn

Narrower terms: faint, conk, swoon, pass out

8

verb

Meaning 8

suppress by censorship as for political reasons

Definition source: Princeton WordNet 3.0

Examples

  • parts of the newspaper article were blacked out

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: edit, redact

9

verb

Meaning 9

darken completely

Definition source: Princeton WordNet 3.0

Examples

  • The dining room blackened out

Meaning relationships

Synonyms: blacken out

Antonyms: none provided

Broader terms: darken

10

verb

Meaning 10

obliterate or extinguish

Definition source: Princeton WordNet 3.0

Examples

  • Some life-forms were obliterated by the radiation, others survived

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: snuff out, blow out, extinguish, quench

History

Etymology

No etymology was provided for this word.

Across languages

Translations

18 source translations are retained for this English entry.

  • French: noircir — to cover with black ink
  • French: caviarder — to cover with black ink
  • German: schwärzen — to cover with black ink
  • Greek: διαγράφω (diagráfo) — to cover with black ink
  • Greek: μαυρίζω (mavrízo) — to cover with black ink
  • Dutch: flauwvallen — lose consciousness
  • French: perdre connaissance — lose consciousness
  • French: s'évanouir — lose consciousness
  • French: tourner de l'œil — lose consciousness
  • French: tomber dans les pommes — lose consciousness
  • Greek: λιποθυμώ (lipothymó) — lose consciousness
  • Ottoman Turkish: بایلمق (bayılmak) — lose consciousness
  • Czech: zatemnit — make dark
  • Dutch: verduisteren — make dark
  • French: assombrir — make dark
  • French: obscurcir — make dark
  • Greek: συσκοτίζω (syskotízo) — make dark
  • Scottish Gaelic: dubh às — make dark