stand guard

But in the manetime it's my job to stand guard as I'm standin' right now.

"You stand guard at the door," Armande directed one of the men.

One of them was to stand guard while the others went in swimming.

Is it necessary to put out the torches of those who stand guard?

But some of them had to stand guard, and among these were Andy and Stuffer.

Stand guard now at the door leading from the elevator—inside the door.

It was my duty to stand guard and watch the horses until midnight.

Who's going to stand guard while the plane goes for the police?

For full five minutes Ben had to stand guard behind the basket.

When you finish, come up on deck, and you can stand guard, while I eat.