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See more synonyms for hairy on Thesaurus.com
adjective, hair·i·er, hair·i·est.
  1. covered with hair; having much hair.
  2. consisting of or resembling hair: moss of a hairy texture.
  3. Informal.
    1. causing anxiety or fright: a hairy trip through the rapids.
    2. full of hardship or difficulty: a hairy exam; a hairy illness.
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Origin of hairy

First recorded in 1250–1300, hairy is from the Middle English word heeri. See hair, -y1
Related formshair·i·ness, nounun·hair·i·ness, nounun·hair·y, adjective


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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for hairiness


adjective hairier or hairiest
  1. having or covered with hair
  2. slang
    1. difficult or problematic
    2. scaring, dangerous, or exciting
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Derived Formshairiness, noun
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 hairiness



early 14c., from hair + -y (2). From 1848 in slang sense of "difficult." Farmer calls this "Oxford slang." Perhaps from the notion of "rugged, rough." Related: Hairiness.

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Online Etymology Dictionary, © 2010 Douglas Harper

hairiness in Medicine


  1. Covered with hair or hairlike projections.
  2. Consisting of or resembling hair.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.