thumbprint

noun
thumb·​print | \ˈthəm-ˌprint \

Definition of thumbprint 

1 : an impression made by the thumb especially : a print made by the inside of the first joint

2 : something that identifies especially : fingerprint sense 2a

Examples of thumbprint in a Sentence

He left a dirty thumbprint on the page.

Recent Examples on the Web

Once facial recognition was confirmed, those people could vote on their phone by entering their information and using either a personal identification number, facial recognition or their thumbprint. Caitlin Ostroff, WSJ, "Blockchain at the Ballot Box? Maybe Someday," 1 Aug. 2018 Just press your finger over the right area of the screen — indicated by a thumbprint image — and the phone unlocks. Geoffrey Fowler, Philly.com, "Whoa! Meet the future phones that fold up, have 9 cameras, and charge over thin air," 1 July 2018 Just press your finger over the right area of the screen — indicated by a thumbprint image — and the phone unlocks. Geoffrey Fowler, Philly.com, "Whoa! Meet the future phones that fold up, have 9 cameras, and charge over thin air," 1 July 2018 There are many ways to lock and unlock our phones, computers, and tablets — face scans, thumbprints, irises, passcodes, patterns, and more. Kim Komando, USA TODAY, "10 insider tricks to keep hackers and scammers from stealing from you," 22 June 2018 Just press your finger over the right area of the screen - indicated by a thumbprint image - and the phone unlocks. Geoffrey A. Fowler, chicagotribune.com, "Whoa! Meet the future phones that fold up, have 9 cameras and charge over thin air.," 6 July 2018 Proposals to require notaries to take and keep thumbprints of filers have made no headway. Craig R. Mccoy, Philly.com, "A Philadelphia story: Falsely declared dead, home stolen and no one will help," 29 June 2018 Just press your finger over the right area of the screen — indicated by a thumbprint image — and the phone unlocks. Geoffrey Fowler, courant.com, "Future Phones: They Fold Like Napkins, Have 9 Cameras, Charge Over Thin Air," 6 July 2018 No wine represents his heavier thumbprint than the inaugural Paul J. Wines 2016 California Chardonnay ($24). Mike Dunne, sacbee, "Shenandoah Valley’s newest winery Paul J. Wines recognizes the old," 4 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'thumbprint.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of thumbprint

1900, in the meaning defined at sense 1

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Last Updated

13 Nov 2018

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The first known use of thumbprint was in 1900

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More Definitions for thumbprint

thumbprint

noun

English Language Learners Definition of thumbprint

: the pattern of marks made by pressing your thumb on a surface : a fingerprint made by a thumb

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