noun
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the nail of the thumb
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(modifier) concise and brief
a thumbnail sketch
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computing a small image which can be expanded
Etymology
Origin of thumbnail
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Posting a video, then using a woman's image as a thumbnail on other videos, could amount to harassment, he adds.
From BBC
A series of thumbnails of the picture collection shows Ratner, Epstein and Brunel smiling and relaxing with different women, all of whose identities have been concealed.
From BBC
He looked around the market in wonder: there were dozens of fruit stalls, with barrows piled with giant plums the size of watermelons and tiny oranges the size of his thumbnail.
From Literature
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“With YouTube, a medium with a screen, you have thumbnails, other options competing for your attention and encouraging you to click away,” Martin said.
But if that thumbnail sketch makes “Lux” sound like homework, the songs themselves are immediate and visceral, and the singer’s impassioned delivery is an invitation to listen more closely.
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.