- quite small or brief; concise: a thumbnail description of Corsica.
- to make a thumbnail sketch or description of.
Origin of thumbnail
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for thumbnail
The project made me ask, how do you avoid reducing the dead to thumbnail profiles?The Best 9/11 Books
September 9, 2011
The whole code of her laws may be written on the thumbnail, or the signet of a ring.Essays, Second Series
Ralph Waldo Emerson
She was only as large as a thumbnail, but she carried a gigantic secret.Beyond the Vanishing Point
Raymond King Cummings
Each painting is shown as a thumbnail linked to a larger view.Masters of Water-Colour Painting
H. M. Cundall
I picked at it with the thumbnail and the nail caught something hard.
My thumbnail had lifted a tiny circle no larger than the head of a pin.
- the nail of the thumb
- (modifier) concise and briefa thumbnail sketch
- computing a small image which can be expanded
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
Word Origin and History for thumbnail
Online Etymology Dictionary, © 2010 Douglas Harper