• synonyms


See more synonyms for criminal on Thesaurus.com
  1. of the nature of or involving crime.
  2. guilty of crime.
  3. Law. of or relating to crime or its punishment: a criminal proceeding.
  4. senseless; foolish: It's criminal to waste so much good food.
  5. exorbitant; grossly overpriced: They charge absolutely criminal prices.
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  1. a person guilty or convicted of a crime.
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Origin of criminal

1350–1400; Middle English < Anglo-French < Late Latin crīminālis, equivalent to Latin crīmin- (stem of crīmen; see crime) + -ālis -al1
Related formscrim·i·nal·ly, adverbnon·crim·i·nal, adjective, nounnon·crim·i·nal·ly, adverbqua·si-crim·i·nal, adjectivequa·si-crim·i·nal·ly, adverbsub·crim·i·nal, adjectivesub·crim·i·nal·ly, adverbsu·per·crim·i·nal, adjective, nounsu·per·crim·i·nal·ly, adverbun·crim·i·nal, adjectiveun·crim·i·nal·ly, adverb


See more synonyms for criminal on Thesaurus.com
1. felonious, unlawful. See illegal. 6. malefactor, evildoer, transgressor, culprit, felon, crook, hoodlum, gangster.


1. lawful. 2. innocent.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for quasi-criminal

Historical Examples

  • And was not the same imperfect social system partly responsible for the quasi-criminal attitude which had been forced upon him?

    The Price

    Francis Lynde

  • The Sigurimi was the shadowy, quasi-criminal state security apparatus.

    After the Rain

    Sam Vaknin

  • The members of the Council who had conducted the previous examinations were directed to sit as a quasi-criminal Court.

    Sir Walter Ralegh

    William Stebbing

British Dictionary definitions for quasi-criminal


  1. a person charged with and convicted of crime
  2. a person who commits crimes for a living
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  1. of, involving, or guilty of crime
  2. (prenominal) of or relating to crime or its punishmentcriminal court; criminal lawyer
  3. informal senseless or deplorablea criminal waste of money
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Derived Formscriminally, adverb

Word Origin

C15: from Late Latin crīminālis; see crime, -al 1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for quasi-criminal



early 15c., from Middle French criminel (11c.), from Latin criminalis "pertaining to crime," from crimen (genitive criminis); see crime. Preserves the Latin -n-. Criminal law (or criminal justice) distinguished from civil in English at least since late 15c.

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1620s, from criminal (adj.).

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Online Etymology Dictionary, © 2010 Douglas Harper