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Synonyms

illicit

American  
[ih-lis-it] / ɪˈlɪs ɪt /

adjective

  1. not legally permitted or authorized; unlicensed; unlawful.

    Synonyms:
    prohibited, illegitimate
  2. disapproved of or not permitted for moral or ethical reasons.


illicit British  
/ ɪˈlɪsɪt /

adjective

  1. another word for illegal

  2. not allowed or approved by common custom, rule, or standard

    illicit sexual relations

"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

Related Words

See illegal.

Other Word Forms

  • illicitly adverb
  • illicitness noun

Etymology

Origin of illicit

First recorded in 1645–55; from Latin illicitus, equivalent to il- 2 + licit ( def. )

Compare meaning

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Layers of Western sanctions and a recent rash of ship seizures represent the toughest suite of measures brought to bear against the so-called shadow fleet of vessels smuggling illicit oil across the globe.

From The Wall Street Journal

Counter-claims of a sting operation with illicit filming... it all got a little bit tasty.

From BBC

These included "reciprocal" tariffs over trade practices that Washington deemed unfair, alongside separate sets of duties targeting major partners Mexico, Canada and China over illicit drug flows and immigration.

From Barron's

It’s drawn people looking for social media content, and those more interested in the illicit.

From Los Angeles Times

Khan were active on the world stage, Mr. Bush announced the PSI in Krakow, Poland, on May 31, 2003, to forge a coalition against the illicit transfer of key weapons components.

From The Wall Street Journal