📖 WordNook

security

noun
  1. measures taken as a precaution against theft or espionage or sabotage etc.
    “military security has been stepped up since the recent uprising”
    security measures
  2. an electrical device that sets off an alarm when someone tries to break in
    security systemsecurity measure
  3. a guarantee that an obligation will be met
    surety
  4. freedom from anxiety or fear
    “The watch dog gave us a feeling of security.”
  5. a department responsible for the security of the institution's property and workers
    “the head of security was a former policeman”
    security department
  6. defense against financial failure
    protection
  7. property that your creditor can claim in case you default on your obligation
    “bankers are reluctant to lend without good security”
    surety
  8. a formal declaration that documents a fact of relevance to finance and investment
    certificate
  9. the state of being free from danger or injury
    “we support the armed services in the name of national security”