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adjective Uncommon

illicit

ih-LIH-siht

Illicit (adjective) means not permitted by law or social convention; forbidden. Example: “Police seized a large quantity of illicit drugs at the port.”

adjective
1
Not permitted by law or social convention; forbidden.
"Police seized a large quantity of illicit drugs at the port."
"They were having an illicit affair that everyone at the office suspected."

How to use illicit

Learner’s notes

In plain EnglishForbidden — either by law or by social rules — often carries a hint of secrecy.

Common mistake

Don't confuse with "elicit" (to draw out a response), which sounds similar but means something completely different.

Easily confused with
Common pairings
illicit drugs illicit affair illicit trade

Word forms

more illicit comparative, illicits plural, most illicit superlative

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Fill the gap

Can you complete this real example?

Police seized a large quantity of _____ drugs at the port.

Etymology

Borrowed from French illicite, from Latin illicitus — in- ("not") + licitus ("allowed").

Origin: Latin

Rhymes for illicit

See all rhymes for illicit →

Frequently asked questions

What does “illicit” mean?

The word “illicit” means not permitted by law or social convention; forbidden. In plain terms, forbidden — either by law or by social rules — often carries a hint of secrecy.

How do you pronounce “illicit”?

“Illicit” is pronounced ih-LIH-siht (/ɪˈlɪsɪt/ in IPA).

How do you use “illicit” in a sentence?

Here is “illicit” used in a sentence: “Police seized a large quantity of illicit drugs at the port.”

What part of speech is “illicit”?

“Illicit” is an adjective.

Where does the word “illicit” come from?

The word “illicit” comes from Latin. Borrowed from French illicite, from Latin illicitus — in- ("not") + licitus ("allowed").

Is “illicit” a common word?

“Illicit” is an uncommon word in modern English.

Definitions: FreeDict original editorial