thumbprint
Americannoun
noun
Etymology
Origin of thumbprint
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.
The system's biometric fingerprint process could not accommodate someone like him, as it could not capture his scarred thumbprint or the prints of the other two scarred fingers.
From BBC ● Apr. 16, 2026
These versions are also much larger: while an O’Ryan’s potato is about the size of a thumbprint, See’s can stretch up to three inches long.
From Salon ● Mar. 17, 2026
In Hammani’s retelling, he relented after four days, applying his thumbprint to a written confession, which he wasn’t allowed to read.
From The Wall Street Journal ● Dec. 29, 2025
If this is your era, put a thumbprint on it.
From Los Angeles Times ● Dec. 10, 2025
It looked like a huge thumbprint, even to whorls of wrinkled skin.
From "East of Eden" by John Steinbeck
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
