• more Thesaurus
  • Definition
    • security :the state of being free from danger or injury
      • we support the armed services in the name of national security

    • security :defense against financial failure; financial independence
      • his pension gave him security in his old age|insurance provided protection against loss of wages due to illness

    • security :freedom from anxiety or fear
      • the watch dog gave her a feeling of security

    • security :a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends
      • he held several valuable securities

    • security :property that your creditor can claim in case you default on your obligation
      • bankers are reluctant to lend without good security

    • security :a department responsible for the security of the institution's property and workers
      • the head of security was a former policeman

    • security :measures taken as a precaution against theft or espionage or sabotage etc.
      • military security has been stepped up since the recent uprising

    • security :a guarantee that an obligation will be met

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    • Derivative