Security National Airport Place Defence Visit Amidst Tight

• national security (= the defence of a country)
• airport security
• they carried out security checks at the airport.
• the visit took place amidst tight security (= the use of many police officers).

security

1. the activities involved in protecting a country, building or person against attack, danger, etc.
• see also high-security
  https://www.oxfordlearnersdictionaries.com/definition/english/high-security
• national security (= the defence of a country)
• airport security
• They carried out security checks at the airport.
• The visit took place amidst tight security (= the use of many police officers).
• the security forces/services (= the police, army, etc.)
• a high/maximum security prison (= for dangerous criminals)
• a security alert
• The criminals were caught (= filmed) on a security video.
2. the department of a large company or organization that deals with the protection of its buildings, equipment and staff
• Security was/were called to the incident.
3. a place at an airport where you go after your passport has been checked so that officials can find out if you are carrying illegal drugs or weapons
• My bag was emptied and searched when I went through security.
• It took ages to clear security and reach the departure lounge.
4. protection against something bad that might happen in the future
• see also food security
  https://www.oxfordlearnersdictionaries.com/definition/english/food-security
• financial security
• Job security (= the guarantee that you will keep your job) is a thing of the past.
• Which type of investment offers the greatest security?
5. the state of feeling happy and safe from danger or worry
• the security of a loving family life
• She'd allowed herself to be lulled into a false sense of security (= a feeling that she was safe when in fact she was in danger).
6. a valuable item, such as a house, that you agree to give to somebody if you are unable to pay back the money that you have borrowed from them
• His home and business are being held as security for the loan.
7. documents proving that somebody is the owner of shares, etc. in a particular company
• government securities

Extra Examples

• For security reasons, passengers are requested not to leave any luggage unattended.
• He clings to her like a security blanket.
• He gave her the emotional security she needed.
• He lost his security clearance because he failed a lie-detector test.
• His father agreed to stand security for his son’s house-purchase loan.
• Screw windows to the frame for maximum security.
• She pledged her jewellery as security for a £50 000 loan.
• Soldiers stand at security checkpoints.
• The bank will make a loan against the security of the lender’s house.
• The bars are to provide security against break-ins.
• The leaking of secrets from the Defence Ministry has compromised national security.
• The leaking of state secrets has compromised national security.
• The user will be lulled into a false sense of security.
• They have the security of a good home.
• Wall Street securities firms
• We need to tighten security around the hotel during the president’s visit.
• a former national security adviser to President Clinton
• a law to protect national security
• a maximum security prison
• a securities lawyer with Tinson and Zelkins
• foreign ownership of US government securities
• our national security interests
• the faltering securities market
• He has the security of a good home and a loving family.
• Investigations are continuing into a security alert in the city yesterday.
• Job security is a thing of the past.
• She’d allowed herself to be lulled into a false sense of security.
• The criminals were caught on a security video.
• The demonstrations were brutally broken up by the security forces.
• The government claimed that the organization posed a threat to national security.
• The incident has provoked calls to tighten airport security.
• The plan offers your family financial security in the event of your death.
• The visit took place amidst tight security.

Word Origin

• late Middle English: from Old French securite or Latin securitas, from securus ‘free from care’, from se- ‘without’ + cura ‘care’.