(a.) Like a fiend; diabolically wicked or cruel; infernal; malignant; devilish; hellish.
Example Sentences:
(1) By recklessly raising the military stakes in the Syrian cauldron, by acting unilaterally and without any manner of UN or collective mandate, by threatening to send aircraft into areas where American, Turkish and other anti-Isis forces are operating, Putin risks further complicating an already fiendishly complicated conflict.
(2) We're moving from one highly complex system – the renewable obligation – to something even more fiendishly complex."
(3) China's first stretch of railway track was built by a British firm in 1876, but soon dismantled on the orders of Chinese imperial officials who regarded it as a fiendish foreign invention.
(4) With stylish monochrome graphics and frequently fiendish puzzles, it's a rewarding and original adventure.
(5) There's plenty of culture too, with the Royal Danish Ballet and the Royal Opera staging an impressively varied programme of events that people like us, who have failed miserably to grasp the fiendishly complicated language, can still enjoy.
(6) Then there was the day Brydon had to eat a stuffed onion while nursing a fiendish hangover.
(7) The QM, so named because the late Queen Mother apparently used to have two before lunch, is a fiendish mix.
(8) Traders are "fiendish", "predators", hell-bent on stealing from the "decent, hard-working folk" to line their own pockets without an ounce of remorse.
(9) 11.18am BST This quiz from John Ashdown is fiendish .
(10) Politics and economics Getting 194 nations to agree on anything, let alone a re-tooling of the global energy system that drives economies, is fiendish.
(11) Looking ahead, how will HMRC, so weak at company tax collection, bring in the fiendishly complex universal credit without chaos?
(12) This is fiendishly difficult to get right, and efforts to calculate this figure began, like so many mathematical techniques, as a matter of marginal, somewhat nerdish interest during the 1930s.
(13) In 2013, the plan to introduce universal credit, which has been described as involving “fiendishly complicated calculations” had to be “reset to zero”, after more than £600m had been spent.
(14) But it's fiendishly complex to work out what you're entitled to and how you can boost it.
(15) Pogba’s athleticism and high-kneed running style makes him a fiendishly difficult opponent and, if anything, he needs some of the players around him to raise their own level of performance.
(16) But the most important factor was the misconception that computing was essentially about products – hardware and software – that were fiendishly expensive and required endless updating, maintenance and policing.
(17) The Chinese have a script so fiendishly complicated that they cannot produce a proper keyboard for it.
(18) The jury is out on whether Cameron will win his fight to get a fiendishly complicated renegotiation of the Lisbon treaty, with the aim of securing new British terms of EU membership that would then be put to a referendum in 2017 if Cameron wins a second term in 2015.
(19) For fiendish ingenuity, however, Facebook's latest move into the mobile phone business takes the biscuit.
(20) Cameron and his successor (that is, the Conservative leader who will fight the 2020 election) require a Labour leader plausible enough to compel Tory backbench discipline in the fiendishly difficult European negotiations ahead , and the referendum itself.