a door flush with the surface of a floor, ceiling, or roof.
the opening that it covers.
of, relating to, or like a trapdoor.
- Also called drop .
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use trapdoor in a sentence
Until you can’t stare at the words anymore, or you fall through a trapdoor into something new.
But we reached Camp David in one piece, and there was no trapdoor for Cap.
The explorers soon discovered that the only entrance into the estufa was by a trapdoor and a ladder.Overland | John William De Forest
Jack, the bullets whistling thickly around him, managed to crawl unhurt to the trapdoor and again descend into the courtyard.Jack Harkaway's Boy Tinker Among The Turks | Bracebridge Hemyng
Then, taking him to the top of one of their great houses, they bade him step down through an open trapdoor into a dark chamber.The Story of the Thirteen Colonies | H. A. (Hlne Adeline) Guerber
When this trapdoor is not closed, and food "goes down the wrong way," we choke, and the food is expelled by coughing.A Civic Biology | George William Hunter
When food is in the course of being swallowed, the upper part of this tube forms a trapdoor over the opening.A Civic Biology | George William Hunter
British Dictionary definitions for trap door
a door or flap flush with and covering an opening, esp in a ceiling
the opening so covered
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012