Thereafter -very soon after, I suspect - it entered the gunnery through the one-way door.

"It seems to be a one-way door."

It appears to be a one-way door.

"How do you know it's a one-way door?"

Apparently it was a one-way door that didn't exist from this side.

A one-way door that often led to death, or so the men said.

"Some partnership agreements become sort of a one-way door," Ms. Willard said.

He must have made the door one-way to catch anyone who might try to help me escape from the cell.

Normally a bus picks up the passengers and brings them straight into the terminal, where they are herded through a one-way door.

This cart could be fitted into another cart for compact storage via a swinging one-way rear door.