Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. Simple past tense and past participle of caseharden.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having the surface hardened, as iron tools.
  • adj. Hardened against, or insusceptible to, good influences; rendered callous by persistence in wrongdoing or resistance of good influences; -- said of persons.

from The Century Dictionary and Cyclopedia

  • Having the outside hardened, as iron tools, etc.
  • Figuratively, not sensitive; having no sense of shame; indifferent to reproof or dishonor.

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

  • adj. used of persons; emotionally hardened

Etymologies

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