Meaning & Definition of word "Security"

Security

/sɪˈkjʊr.ɪ.ti/

noun:

  • 1. The state of being free from danger or threat; safety.
    • Example: The company has invested heavily in security to protect its data from cyber threats.
  • 2. Measures taken to ensure the safety of a person, organization, or property.
    • Example: Increased security at the airport has become a necessity after recent events.
  • 3. A financial instrument that represents an ownership position in a company (stocks), a creditor relationship with a governmental body or corporation (bonds), or rights to ownership as represented by an option.
    • Example: Investors are concerned about the volatility of the security market this quarter.
  • 4. A guarantee or collateral to secure the fulfillment of a financial obligation.
    • Example: The loan was approved after he provided sufficient security in the form of property.
  • 5. The feeling of confidence or reassurance.
    • Example: Having a stable job provides a sense of security for her family.

Etymology

From Middle French 'securite', from Latin 'securitas', from 'securus' (free from care).

Common Phrases and Expressions

national security:

The safety and defense of a nation against external threats.

security clearance:

A status granted to individuals allowing them access to classified information.

personal security:

Measures taken to protect individual safety.

Related Words

secure:

To make safe.

assurance:

A positive declaration intended to give confidence.

Slang Meanings of security

Meaning: Sec

Example Sentence: I’ll be there in a sec, just finishing my security duty.

Meaning: Guard

Example Sentence: The guard at the club was super strict on security.