What does the word pigeonhole mean?

Usage examples for pigeonhole

  1. Trevison darted to the desk and ran a hand into the pigeonhole in which he kept the deed which he had come for. – 'Firebrand' Trevison by Charles Alden Seltzer
  2. There was no name to it- but a note in some pigeonhole of the local Intelligence Officer stated that the inhabitants called the place " The Grass Bank." – Letters from France by C. E. W. Bean
  3. There is a certain amount of work to be done in the first two or three years, but by that time the critic should have a particular pigeonhole in his brain for practically every book or play which comes along. – Seeing Things at Night by Heywood Broun