Definitions for: Security


[n] measures taken as a precaution against theft or espionage or sabotage etc.; "military security has been stepped up since the recent uprising"
[n] an electrical device that sets off an alarm when someone tries to break in
[n] a guarantee that an obligation will be met
[n] freedom from anxiety or fear; "the watch dog gave her a feeling of security"
[n] a department responsible for the security of the institutions property and workers; "the head of security was a former policeman"
[n] defense against financial failure; "his pension gave him security in his old age"; "insurance provided protection against loss of wages due to illness"
[n] property that your creditor can claim in case you default on your obligation; "bankers are reluctant to lend without good security"
[n] 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"
[n] the state of being free from danger or injury; "we support the armed services in the name of national security"



Webster (1913) Definition: Se*cu"ri*ty, n.; pl. Securities. [L. securitas: cf.
F. s['e]curit['e]. See Secure, and cf. Surety.]
1. The condition or quality of being secure; secureness.
Specifically:
(a) Freedom from apprehension, anxiety, or care;
confidence of power of safety; hence, assurance;
certainty.

His trembling hand had lost the ease, Which
marks security to please. --Sir W.
Scott.
(b) Hence, carelessness; negligence; heedlessness.

He means, my lord, that we are too remiss,
Whilst Bolingbroke, through our security, Grows
strong and great in substance and in power.
--Shak.
(c) Freedom from risk; safety.

Give up yourself merely to chance and hazard,
From firm security. --Shak.

Some . . . alleged that we should have no
security for our trade. --Swift.

2. That which secures or makes safe; protection; guard;
defense. Specifically:
(a) Something given, deposited, or pledged, to make
certain the fulfillment of an obligation, the
performance of a contract, the payment of a debt, or
the like; surety; pledge.

Those who lent him money lent it on no security
but his bare word. --Macaulay.
(b) One who becomes surety for another, or engages himself
for the performance of another's obligation.

3. An evidence of debt or of property, as a bond, a
certificate of stock, etc.; as, government securities.

Syn: Protection; defense; guard; shelter; safety; certainty;
ease; assurance; carelessness; confidence; surety;
pledge; bail.

Synonyms: certificate, protection, security measures, security measures, security system, surety, surety

Antonyms: insecurity

See Also: agency security, assets, bond, bond certificate, bravery, collateral, confidence, convertible, convertible security, coverage, department, deposit, earnest, electrical device, fearlessness, government security, guarantee, hedge, hedging, instrument, insurance, legal document, legal instrument, letter security, listed security, mortgage-backed security, official document, OTC security, over the counter security, partnership certificate, peace, precaution, proprietorship certificate, protection, public security, recognisance, recognizance, registered security, safeguard, safety, scrip, section, secureness, shelter, stock, stock certificate, stock warrant, stock-purchase warrant, transferred possession, transferred property, unlisted security, warrant, warrant, warrantee, warranty, zero-coupon security

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