Try Our Apps


The Best Internet Slang


[pin-hohl] /ˈpɪnˌhoʊl/
a small hole made by or as by a pin.
a hole for a pin to go through; tiny aperture.
Origin of pinhole
First recorded in 1670-80; pin + hole Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
Cite This Source
Examples from the Web for pin-hole
Historical Examples
  • To sew a button on securely you should make a pin-hole where the button is to be placed.

  • The background for the pin-hole should be the sky or other bright surface.

    Visual Illusions Matthew Luckiesh
  • This is best done through a filter perforated at its apex by a pin-hole.

    A Practical Physiology Albert F. Blaisdell
  • The existence of the pin-hole pupil is also a contraindication to its employment.

  • A pin-hole Camera is another extremely simple yet extraordinarily interesting contrivance (Fig. 100).

    Toy-Making at Home

    Morley Adams
  • Look through a pin-hole in a card at a uniform white surface as the white shade of an ordinary reading-lamp.

    A Practical Physiology Albert F. Blaisdell
  • With the right eye look through the pin-hole, the left eye being closed.

    A Practical Physiology Albert F. Blaisdell
  • The pin-hole got larger—blue lights lay along the sides of the tunnel.

  • The pin-hole camera is simply a light-tight box with a small aperture in one side.

    Physics Willis Eugene Tower
  • A small lens may be used, of very great curvature, or even a transparent marble to throw an image of the flame on the pin-hole.

    On Laboratory Arts Richard Threlfall
British Dictionary definitions for pin-hole


a small hole made with or as if with a pin
(archery) the exact centre of an archery target, in the middle of the gold zone
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
Cite This Source
Word Origin and History for pin-hole

1670s, from pin (n.) + hole (n.).

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source

Word of the Day

Difficulty index for pinhole

Some English speakers likely know this word

Word Value for pin

Scrabble Words With Friends

Nearby words for pin-hole