Definition of denial of service in English:

denial of service

Syllabification: de·ni·al of ser·vice


(abbreviation: DoS) Computing
  • An interruption in an authorized user’s access to a computer network, typically one caused with malicious intent.
    More example sentences
    • ‘It would seem that it would be easy to cause a denial of service by shutting off storage devices,’ says Wysopal.
    • The two main types of attacks were website defacement and distributed denial of service.
    • But in a shift from previous years, the second-most expensive computer crime among survey respondents was denial of service.

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Pronunciation: skəʊʃ
a small amount; a little