On the ground floor of the building a factory makes rat traps.

I'm not sure I ought to stay in this rat trap, myself.

It did look like the jaws of a rat trap.

"You'd think there was something valuable in this rat trap."

"Does that give us a way through to a safe street, or are we still in the midst of this rat trap?"

The other was a little man, ginger-haired, with a hard rat trap of a face.

"How did you know I was aboard this floating rat trap?"

May I leave the acquisition of a few rat traps to you?

There are three of them: Swedish citizens who have ended up in a rat trap.

Nor did they risk their lives seeking out slave girls who could have been the bait in a rat trap.