security guard

American  

noun

• security guards
  plural

1. a uniformed guard employed by a bank, airport, office building, etc., to maintain security.

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security guard British  

noun

1. a person employed to protect buildings, people, etc, and to collect and deliver large sums of money

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Other Word Forms

Noun Inflected Forms

• security guards
  plural

Etymology

Origin of security guard

First recorded in 1955–60

Example Sentences

See Examples For:

security guard

In response to a Freedom of Information request from the BBC in August, the council said it had spent almost £60,000 on safety barriers, administration and for a security guard to keep watch over it.

From BBC ● Sep. 28, 2026

Patrolling the skies above the 12.1-million-square-foot facility, the flying security guard has logged over 300 flights and reduced bird activity by 80%.

From The Wall Street Journal ● Sep. 27, 2026

According to the report, the first indication that something was wrong came at 06:38 when a nurse can be seen running from the ward to get help, returning 20 seconds later with a security guard.

From BBC ● Sep. 16, 2026

Abdullah, a longtime security guard, was praised for his heroic actions confronting the shooters and giving others time to flee.

From Los Angeles Times ● Aug. 31, 2026

This entire chain of events was started by the security guard who delayed me this morning.

From "The Sun Is Also a Star" by Nicola Yoon

Related Words

• caretaker
• custodian
• patrolman
• policeman
• warden