security - definition in the Business English Dictionary - Cambridge Dictionaries Online

Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “security”

See all translations

security

noun
 
 
/sɪˈkjʊərəti/
[U] the protection of people, organizations, countries, etc. against a possible attack or other crime: border/homeland/national securityboost/improve/tighten security Airport security has been tightened since the terrorist threat. lax/strict/tight security He was head of security at the Federal Aviation Administration. security firm/contractor/companysecurity system/check/measure Anyone entering the building has to undergo a series of security checks. The airport was temporarily closed due to a security alert. security cameras/lights/doors
[U] IT, BANKING, INTERNET the protection of information against being stolen or used wrongly or illegally: data/information/IT securitysecurity measures/checks/controls The bank has taken additional security measures to ensure accounts are protected.
[U] the fact or feeling that your job, money, etc. is safe and you will not lose it: He left the relative security of a corporate job to set up on his own.give/offer sb security His 15-year career in investment banking has given him the financial security to transfer his skills to the voluntary sector. economic/financial security They are concerned about the security of their investments.
[C, usually plural] ( plural securities) FINANCE, STOCK MARKET a financial investment such as a bond or share that is traded on a financial market: buy/hold/sell securities Investors who bought securities made up of subprime loans suffered the biggest losses. deal in/invest in/issue securities a securities agreement/audit/dealer a securities business/company/house
[U] FINANCE property or goods that you promise to give someone if you cannot pay them what you owe them: give/offer/pledge sth as security She signed papers pledging their home as security against the loan.
→  See also asset-backed , bearer security , continuing security , convertible security , dated security , employment security , food security , fixed-interest security , gilts , government security , job security , listed security , long-term security , marketable security , medium-term security , mortgage-backed , negotiable , short-term security , undated security , unlisted security
(Definition of security from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of security?
Add Cambridge dictionaries to your browser to your website

Definitions of “security” in other dictionaries

Word of the Day

decider

a final game or competition that allows one person or team to win, or the winning point scored

Word of the Day

What’s All The Commotion About? (Words to describe sounds)

by Kate Woodford,
May 20, 2015
​​​ In this post we look at a range of words and phrases that we use to describe noise and the absence of noise. Starting with complete quiet, we sometimes use the noun hush to describe silence: A hush fell over the room as the bride walked in./There was a deathly hush (=complete

Read More 

ancestral health noun

May 25, 2015
diet based on the presumed diet of our Palaeolithic ancestors ‘Ancestral health,’ to use a term popular among Paleo followers, has gone mass.

Read More