Suddenly he noticed that near the feather lay a trap door.
I am in a kind of a cup-shaped space maybe ten feet across but not higher than I am; there is a trap door in the ceiling; the Thing is lying all around me in a mess of plastic arms, with an extensible stalk connecting it to the wall.
The next thing I notice is two holdalls, B's and mine, clamped against the wall, and the next after that is the opening of a trap door in the ceiling and B's head silhouetted in it remarking Oh there you are Liz.
But the other conspirators, who were looking down through the trap door, said if he did not do it they would kill him.
After this the boys looked down through a trap door, which led to a dark dungeon, where it is supposed that prisoners were sometimes confined.
Then he saw a trap door in the floor, which led down to a kind of dark dungeon.
The furnace in the basement of the church is reached by a trap door, which is right beside the pulpit.
There was a new preacher there from abroad, and he did not know anything about the trap door, and the sexton went down there to fix the fire, before the new minister arrived.
If there had been a trap door to let us down into the beer saloon below, we would have taken passage on it in a minute.
He opened a trap door, and we climbed down after Craig, entering a subterranean chamber, led by Long Sin.
The next moment Long Sin, who had entered through a trap door, climbed down a long ladder and walked into the room.
Opening a trap door in the floor of the room in which they were standing, he led Bennett down a step-ladder into the subterranean chamber in which Tong Wah had so recently been preparing his mysterious potion.
In the stage there is a trap door, over which is placed a fancy rug that has a piece removed from it exactly the same size as the trap, to which the piece is fastened.
Half the bottom of the trunk constitutes a trap door which is opened by inserting a round key in one of the ventilating apertures.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "trap door" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.