security
1. [ noun ] the state of being free from danger or injury
Examples:

"we support the armed services in the name of national security"

Related terms: insecurity safety protection peace secureness
2. [ noun ] (finance,writing) a formal declaration that documents a fact of relevance to finance and investment; the holder has a right to receive interest or dividends
Synonyms: certificate
Examples:

"he held several valuable securities"

Related terms: legal_document bond stock_certificate zero-coupon_security scrip registered_security letter_security partnership_certificate proprietorship_certificate convertible mortgage-backed_security listed_security government_security unlisted_security certify
3. [ noun ] (work) a department responsible for the security of the institutions property and workers
Synonyms: security_department
Examples:

"the head of security was a former policeman"

Related terms: department
4. [ noun ] measures taken as a precaution against theft or espionage or sabotage etc.
Synonyms: security_measures
Examples:

"military security has been stepped up since the recent uprising"

Related terms: precaution
5. [ noun ] defense against financial failure; financial independence
Synonyms: protection
Examples:

"his pension gave him security in his old age" "insurance provided protection against loss of wages due to illness"

Related terms: asset assets insurance easy_street hedge
6. [ noun ] freedom from anxiety or fear
Examples:

"the watch dog gave her a feeling of security"

Related terms: fearlessness confidence
7. [ noun ] (physics) an electrical device that sets off an alarm when someone tries to break in
Synonyms: security_measures security_system
Related terms: electrical_device
8. [ noun ] property that your creditor can claim in case you default on your obligation
Synonyms: surety
Examples:

"bankers are reluctant to lend without good security"

Related terms: transferred_property earnest recognizance collateral stock-purchase_warrant deposit
9. [ noun ] a guarantee that an obligation will be met
Synonyms: surety
Related terms: guarantee
Similar spelling:   secured