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[thuhm-print] /ˈθʌmˌprɪnt/
a mark or impression of the ventral surface of the last joint of the thumb.
Origin of thumbprint
First recorded in 1895-1900; thumb + print Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for thumbprint
Historical Examples
  • The thumbprint which we puzzled our heads over was a toe-print!

    Whispering Wires

    Henry Leverage
  • He's got a serious mind, Izzy has, and if you could take a thumbprint of his brain, it would be all fractions and dollar signs.

    Torchy, Private Sec. Sewell Ford
  • Kindly include your full name, as well as your daughter's, and place your thumbprint on the opposite side of the disk.

    Null-ABC Henry Beam Piper and John Joseph McGuire
  • He ran a red-tinted, celluloid rectangle through a stamping machine and Hunter pressed his thumbprint upon the signature square.

    The Cartels Jungle Irving E. Cox, Jr.
  • It responded to the individual pattern of his thumbprint, and the bag fell open.

    The Cartels Jungle Irving E. Cox, Jr.
  • Let her have it; be sure to get her thumbprint, though, and send it up here for comparison.

    Null-ABC Henry Beam Piper and John Joseph McGuire
British Dictionary definitions for thumbprint


an impression of the upper part of the thumb, used esp for identification purposes See fingerprint
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
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Slang definitions & phrases for thumbprint



What is characteristic and individual about one's personality, work, etc; one's seal or cachet: The director has achieved what is known in the theater as his thumbprint (1951+ Theater)

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
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