Phrase guide

black hat

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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1

noun

Meaning 1

A villain in a story, especially in a Western (a film or other work of the Western genre).

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

noun

Meaning 2

A malicious hacker, one who violates computer security out of malice or for personal gain.

Definition source: English Wiktionary via Wiktextract

Usage: slang

Qualifier: computer security

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A Haredi Jew; a member of an ultra-Orthodox Jewish community.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

From the black stetsons (cowboy hats) traditionally worn by such villains.

From the black hats traditionally worn by men in Haredi communities.

Across languages

Translations

3 source translations are retained for this English entry.

  • Chinese Mandarin: 黑帽黑客 (hēimào hēikè) — malicious hacker
  • Polish: black hat — malicious hacker
  • Welsh: het ddu — malicious hacker