doorstopper

doorstopper

English

Etymology

door +‎ stopper

Noun

doorstopper (plural doorstoppers)

1. A doorstop: a device for halting the motion of a door.
2. (humorous) A large book, which by implication could be used to stop a door.
   • 2018, Joe Humphreys, Enlightenment Now: A Manifesto for Science, Reason, Humanism and Progress by Stephen Pinker review ,

     So Steven Pinker is stretching the genre with his 450-page doorstopper Enlightenment Now: A Manifesto for Science, Reason, Humanism and Progress.

3. A gauge used in geophysics.