trapdoor

or trap door

[ trap-dawr, -dohr ]
See synonyms for trapdoor on Thesaurus.com
noun
  1. a door flush with the surface of a floor, ceiling, or roof.

  2. the opening that it covers.

adjective
  1. of, relating to, or like a trapdoor.

Origin of trapdoor

1
First recorded in 1325–75, trapdoor is from Middle English trappe dore. See trap1, door

Words Nearby trapdoor

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use trapdoor in a sentence

  • 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

trap door

noun
  1. a door or flap flush with and covering an opening, esp in a ceiling

  2. 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