from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Shod with horseshoes having projecting nails or points to prevent slipping.
  • adj. Marked by brutal force: Stalin's roughshod treatment of the kulaks.
  • idiom ride roughshod over To treat with brutal force: a manager who rode roughshod over all opposition.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. having hooves shod with calks or horseshoes that have projecting nails to prevent slipping
  • adj. brutal or domineering

from the GNU version of the Collaborative International Dictionary of English

  • adj. Shod with shoes armed with points or calks.

from The Century Dictionary and Cyclopedia

  • Shod with shoes armed with points or calks: as, a horse is said to be roughshod when his shoes are roughed or sharpened for slippery roads.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. (of a horse) having horseshoes with projecting nails to prevent slipping
  • adj. unjustly domineering
  • adj. (of persons or their actions) able or disposed to inflict pain or suffering


Sorry, no etymologies found.


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