• synonyms


adjective Slang.
  1. tough(def 13).
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for tuffest

Historical Examples

  • It iz one of the most tuffest things for a female tew be an old maid successfully.

    The Complete Works of Josh Billings

    Henry W. Shaw

British Dictionary definitions for tuffest


  1. a rock formed by the fusing together on the ground of small rock fragments (less than 2 mm across) ejected from a volcano
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Derived Formstuffaceous (tʌˈfeɪʃəs), adjective

Word Origin

C16: from Old French tuf, from Italian tufo; see tufa
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 tuffest



advertiser's spelling of tough (adj.), attested by 1940.

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Online Etymology Dictionary, © 2010 Douglas Harper

tuffest in Science


  1. A rock made up of particles of volcanic ash, varying in size from fine sand to coarse gravel.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.