adjective, flint·i·er, flint·i·est.

composed of, containing, or resembling flint, especially in hardness.
unyielding; unmerciful; obdurate: a flinty heart.

Origin of flinty

First recorded in 1530–40; flint + -y1
Related formsflint·i·ly, adverbflint·i·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for flintiness

Historical Examples of flintiness

British Dictionary definitions for flintiness


adjective flintier or flintiest

of, relating to, or resembling flint
hard or cruel; obdurate; unyielding
Derived Formsflintily, adverbflintiness, 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 flintiness



"hard-hearted," 1530s, from flint + -y (2). Literal sense of "resembling flint" is from 1640s. Related: Flintily; flintiness.

Online Etymology Dictionary, © 2010 Douglas Harper