Word.ws English Dictionary

white hat

white hat noun: a good person; a hero.

Noun

white hat (plural white hats)

  1. (idiomatic) A good person; a hero.
  2. (idiomatic, slang, computer security) A well-meaning hacker who hacks for a good cause or to aid a company, organization, or government without causing harm (for example, to identify security flaws).
  3. (idiomatic, slang) A sailor.

white hat meaning in Arabic

white hat in Arabic

well-meaning hacker
هَاكِر hākir

Forms of white hat

pluralwhite hats

Questions about white hat

What does white hat mean?
White hat means a good person; a hero.
What is white hat in Arabic?
White hat in Arabic is هَاكِر (hākir). See White hat meaning in Arabic.
What part of speech is white hat?
White hat is a noun.
What is the plural of white hat?
The plural of white hat is white hats.

Words near white hat in the dictionary

  1. white gums
  2. White Hall
  3. white handled knife
  4. white handled knives
  5. White Hart Lane
  6. white hat
  7. white hats
  8. white hawk
  9. white hawks
  10. white heat
  11. white heats

Source and license

Adapted from Wiktionary: white hat (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-white hat.ogg.

Cite this entry: “white hat.” Word.ws, https://word.ws/white_hat. Based on Wiktionary, CC BY-SA 4.0.