security ( securities plural )
1 n-uncount Security refers to all the measures that are taken to protect a place, or to ensure that only people with permission enter it or leave it.
with supp, oft N n
They are now under a great deal of pressure to tighten their airport security..., Strict security measures are in force in the capital.
2 n-uncount A feeling of security is a feeling of being safe and free from worry.
usu with supp, oft N of n
He loves the security of a happy home life... If something gives you a false sense of security, it makes you believe that you are safe when you are not.
a false sense of security phrase PHR after v
Wearing helmets gave cyclists a false sense of security and encouraged them to take risks.
3 n-uncount If something is security for a loan, you promise to give that thing to the person who lends you money, if you fail to pay the money back. (BUSINESS)
The central bank will provide special loans, and the banks will pledge the land as security.
4 n-plural Securities are stocks, shares, bonds, or other certificates that you buy in order to earn regular interest from them or to sell them later for a profit. (BUSINESS)
...US government securities and bonds.
minimum security prison ( minimum security prisons plural ) A minimum security prison is a prison where there are fewer restrictions on prisoners than in a normal prison.
(mainly AM) n-count
in BRIT, use open prison
security blanket ( security blankets plural )
1 n-count If you refer to something as a security blanket, you mean that it provides someone with a feeling of safety and comfort when they are in a situation that worries them or makes them feel nervous.
Alan sings with shy intensity, hiding behind the security blanket of his guitar.
2 n-count A baby's security blanket is a piece of cloth or clothing which the baby holds and chews in order to feel comforted.
security camera ( security cameras plural ) A security camera is a video camera that records people's activities in order to detect and prevent crime. n-count
The Security Council is the committee which governs the United Nations. It has permanent representatives from the United States, Russia, China, France, and the United Kingdom, and temporary representatives from some other countries. n-proper the N
security guard ( security guards plural ) A security guard is someone whose job is to protect a building or to collect and deliver large amounts of money. n-count
security risk ( security risks plural ) If you describe someone as a security risk, you mean that they may be a threat to the safety of a country or organization. n-count
Social security is a system under which a government pays money regularly to certain groups of people, for example the sick, the unemployed, or those with no other income. n-uncount
...women who did not have jobs and were on social security...