fiendish - definition in the Learner's Dictionary - Cambridge Dictionaries Online (US)

Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “fiendish”

See all translations

fiendish

adjective
 
 
/ˈfiːndɪʃ/
EVIL evil or cruel: a fiendish attackViolent or aggressiveUnkind, cruel and unfeelingTreating people or animals badly
DIFFICULT very difficult or complicated: a fiendish crosswordDifficult things and peoplePreventing and impeding
fiendishly adverb mainly UK extremely: fiendishly clever/difficult Very and extremeComplete and wholeIntensifying expressions
(Definition of fiendish from the Cambridge Learners Dictionary © Cambridge University Press)
Add Cambridge dictionaries to your browser to your website

Definitions of “fiendish” in other dictionaries

Word of the Day

cup tie

a game between two teams trying to win a cup (= prize), especially in football

Word of the Day

What’s All The Commotion About? (Words to describe sounds)

by Kate Woodford,
May 20, 2015
​​​ In this post we look at a range of words and phrases that we use to describe noise and the absence of noise. Starting with complete quiet, we sometimes use the noun hush to describe silence: A hush fell over the room as the bride walked in./There was a deathly hush (=complete

Read More 

plyscraper noun

May 18, 2015
a skyscraper made mainly from wood The development of engineered timber could herald a new era of eco-friendly ‘plyscrapers’. Christchurch welcomed its first multistorey timber structure this year, there are plans for Vancouver, and the talk is China could follow

Read More