- freedom from danger, risk, etc.; safety.
- freedom from care, anxiety, or doubt; well-founded confidence.
- something that secures or makes safe; protection; defense.
- freedom from financial cares or from want: The insurance policy gave the family security.
- precautions taken to guard against crime, attack, sabotage, espionage, etc.: claims that security was lax at the embassy; the importance of computer security to prevent hackers from gaining access.
- a department or organization responsible for protection or safety: He called security when he spotted the intruder.
- protection or precautions taken against escape; custody: The dangerous criminal was placed under maximum security.
- an assurance; guarantee.
- something given or deposited as surety for the fulfillment of a promise or an obligation, the payment of a debt, etc.
- one who becomes surety for another.
- an evidence of debt or of property, as a bond or a certificate of stock.
- Usually securities. stocks and bonds.
- Archaic. overconfidence; cockiness.
- of, relating to, or serving as security: The company has instituted stricter security measures.
Origin of security
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for security
A Charlie Hebdo reporter said that security provision had been relaxed in the last month or so and the police car disappeared.
Security officials told Agence France-Presse that the gas station manager said he had recognized the two men.
Faal has some experience in both political and security matters, it seems.The Shadowy U.S. Veteran Who Tried to Overthrow a Country
January 6, 2015
Still, the security on the vessels—big or small—is nonexistent.Ghost Ships of the Mediterranean
Barbie Latza Nadeau
January 6, 2015
Pakistani security officials offer a more nuanced explanation.The Dangerous Drug-Funded Secret War Between Iran and Pakistan
December 29, 2014
We strive for peace and security, heartened by the changes all around us.
What security, that your rake will not follow you to the world's end?Clarissa, Volume 1 (of 9)
That his land may be fertile and he himself abide in security.The Babylonian Legends of the Creation
Unwilling to be disturbed, I readily believed all that lulled me in my security.Tales And Novels, Volume 4 (of 10)
In Evelyn's presence I feel a sense of peace, of security, of home!Alice, or The Mysteries, Complete
- the state of being secure
- assured freedom from poverty or wanthe needs the security of a permanent job
- a person or thing that secures, guarantees, etc
- precautions taken to ensure against theft, espionage, etcthe security in the government offices was not very good
- (often plural)
- a certificate of creditorship or property carrying the right to receive interest or dividend, such as shares or bonds
- the financial asset represented by such a certificate
- the specific asset that a creditor can claim title to in the event of default on an obligation
- something given or pledged to secure the fulfilment of a promise or obligation
- a person who undertakes to fulfil another person's obligation
- the protection of data to ensure that only authorized personnel have access to computer files
- archaic carelessness or overconfidence
Word Origin and History for security
mid-15c., "condition of being secure," from Latin securitas, from securus "free from care" (see secure). Replacing sikerte (early 15c.), from an earlier borrowing from Latin; earlier in the sense "security" was sikerhede (early 13c.); sikernesse (c.1200).
Meaning "something which secures" is from 1580s; "safety of a state, person, etc." is from 1941. Legal sense of "property in bonds" is from mid-15c.; that of "document held by a creditor" is from 1680s. Phrase security blanket in figurative sense is attested from 1966, in reference to the crib blanket carried by the character Linus in the "Peanuts" comic strip (1956).