Illicit definition

ĭ-lĭsĭt
Not allowed by law, custom, rule, etc.; unlawful; improper; prohibited; unauthorized.
adjective
8
7
Not sanctioned by custom or law; improper or unlawful.
adjective
6
5
(linguistics) Improperly formed; ungrammatical.
adjective
6
5
The definition of illicit is something illegal, forbidden or culturally taboo.

An example of illicit is the use of illegal drugs.

adjective
1
1
(law) Not approved by law, but not invalid.

The bigamous marriage, while illicit, was not invalid.

adjective
1
1
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Breaking social norms.
adjective
0
0
Unlawful.
adjective
0
0

Origin of illicit

  • Latin illicitus in- not in–1 licitus lawful licit

    From American Heritage Dictionary of the English Language, 5th Edition

  • From French illicite, from Latin illicitus, from in- 'not' + licet (“it is allowed”)

    From Wiktionary