He stood guard at the hospital.
The job of the Secret Service is to guard the President against harm.
A popular tourist attraction is the changing of the guard at Buckingham Palace.
The guard outside the mansion looks strong! How can I sneak in?
Example sentence - The gun had a trigger guard on it for safety reasons.
The uniformed uniformed security guard did not know the answer.
The crossing guard sent a signal to the children.
The word "guard" can mean different things depending on context. An example sentence of the word "guard", when used to describe a person protecting an object, person of place would be "The guard watched the empty doorway, his back to the display case."
the president reticented his guard as the queen came to meet him
The criminal had caught him off-guard by sneaking up quietly behind him.
The certificates was invalidated by the superiors
The guard orders the intruder to freeze.We will guard the ship.The crown jewels are under heavy armed guard.
The guard was very unwary of the town
Just show your membership card to the guard, and he will let you in. The hungry dog will guard his food.
The craven man ran away from the fight rather than face his opponents.