from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Infamous by way of being extremely wicked.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. infamous for being wicked
- adj. wicked or criminal
from the GNU version of the Collaborative International Dictionary of English
- adj. Wicked in the extreme; abominable; iniquitous; atrociously villainous; execrable; detestably vile.
from The Century Dictionary and Cyclopedia
- Wicked in the extreme; heinous; abominable; atrociously sinful or villainous; detestably vile.
- Synonyms Nefarious, Execrable, Flagitious, Enormous, Villainous, Abominable, Horrible, atrocious, infamous, iniquitous, impious, dreadful, detestable. The first seven words characterize extreme wickedness. As with the words under atrocious, when loosely used they approach each other in meaning; hence only their primary meanings will be indicated here: nefarious, unspeakably wicked, impious; execrable, worthy of execration or cursing, utterly hateful; flagitious, proceeding from burning desire (as lust), grossly or brutally wicked or vile, enormous, not common in this sense except with a strong noun, as enormous wickedness, but sometimes meaning wicked beyond common measure; villainous, worthy of a villain, greatly criminal or capable of great crimes; abominable, loathsome in wickedness, the object of a religious detestation; horrible, exciting horror, mental agitation, or shrinking; shocking: it is less common as applied to moral conduct, See abandoned, atrocious, criminal, and irreligious.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. extremely wicked
In a written statement, President Jonathan said the group, basking in what he called their nefarious success in Jos on Christmas Eve, once again knifed at the heartstrings of a nation celebrating New Year's Eve with this evil and wicked attack.
This is what we call the nefarious voting tendency called, "In Hop Step".
MCINTYRE: Gates had already withstood a flurry of broadsides from committee chairman and ardent war critic Robert Byrd, who railed against the cost of what he called the nefarious infernal war in Iraq.
An official that these sources say has been involved in what they call nefarious activities against the United States.
A little further down you used the word nefarious, which is one of my favorite words, but I might not have used it in a story on the radio.
Mayor Rudy Giuliani held a press conference exposing what he characterized as a nefarious cult - hoopla that ended with a whimper as the Village Voice, The New York Times, Newsday, and other papers reported that NatlFed seemed to have never actually done anything.
University scientists who have signed petitions demanding that BPA be banned insist nothing nefarious is going on here, it just happens that the studies that don't find problems administer BPA the way humans take it and those that find problems involve injecting rats, and I believe them.
Something which bugs me about Cap & Trade, which makes me think it must be really nefarious, is that there is a simple way to reduce fuel use.
I don't want a Government that is corrupt, lies and moves in nefarious ways.
I hereby bequeath you my successory in nefarious deeds; - p