Dictionary

fiendish

adjective fiend·ish \ˈfēn-dish\

: very evil or cruel

: extremely bad, unpleasant, or difficult

Full Definition of FIENDISH

1
:  perversely diabolical <took a fiendish pleasure in hurting people>
2
:  extremely cruel or wicked
3
:  excessively bad, unpleasant, or difficult <fiendish weather>
fiend·ish·ly adverb
fiend·ish·ness noun

Examples of FIENDISH

  1. He takes a fiendish delight in hurting people.
  2. <a fiendish delight in playing cruel tricks>

First Known Use of FIENDISH

1529

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May 30, 2015
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