white hat

Fetched 2026-10-26 (cache).

Synonyms: whitehat, white heat, white hot, white rat, white fat, white cat, white-hat, white meat, white-hot, white man, whitecoat

Antonyms: whitehat, white heat, white hot, white rat, white fat, white cat, white-hat, white meat, white-hot, white man, whitecoat

Related words from Datamuse; suggestions, not definitions.

Noun

1. A [[good#Adjective|good]] [[person#Noun|person]]; a [[hero#Noun|hero]].
2. {{lb|en|computing|computer security|slang}} A [[well-meaning]] [[hacker]] who [[hack#Verb|hacks]] for a good [[cause#Noun|cause]] or to [[aid#Verb|aid]] a [[company]], [[organization]], or [[government]] without [[cause#Verb|causing]] [[harm#Noun|harm]] (for example, to [[identify]] [[security]] [[flaw#Noun|flaws]]).
3. {{lb|en|slang}} A [[sailor]].<!--usually "whitehat" one word?-->

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.